Source Mage code commit list

[Florian Franzmann <scm AT sourcemage.org>]

GIT changes to master grimoire by Florian Franzmann 
<siflfran AT hawo.stw.uni-erlangen.de>:

 http/firefox-esr/BUILD                                 |   17 
 http/firefox-esr/CONFIGURE                             |    5 
 http/firefox-esr/DEPENDS                               |   24 
 http/firefox-esr/DETAILS                               |    6 
 http/firefox-esr/HISTORY                               |    8 
 http/firefox-esr/PRE_BUILD                             |   13 
 http/firefox-esr/firefox-gtk3-20.patch                 | 1614 
-----------------
 http/firefox-esr/gcc6.patch                            |   48 
 http/firefox-esr/patches/2001_system_harfbuzz.patch    |  283 ++
 http/firefox-esr/patches/2002_system_graphite2.patch   |  252 ++
 http/firefox-esr/patches/old.configure.patch           |   19 
 http/firefox-esr/patches/sandbox-allow-getrlimit.patch |   46 
 12 files changed, 655 insertions(+), 1680 deletions(-)

New commits:
commit cded772f18858e9cfd887e1c75d985a9175c41fe
Author: Florian Franzmann <siflfran AT hawo.stw.uni-erlangen.de>
Commit: Florian Franzmann <siflfran AT hawo.stw.uni-erlangen.de>

    http/firefox-esr: version 52.2.0esr

diff --git a/http/firefox-esr/BUILD b/http/firefox-esr/BUILD
index 0a04bdd..7f0f4ee 100755
--- a/http/firefox-esr/BUILD
+++ b/http/firefox-esr/BUILD
@@ -18,6 +18,13 @@ CXXFLAGS="${CXXFLAGS//-Os/-O2}"  &&
 CFLAGS="${CFLAGS//-O3/-O2}"      &&
 CXXFLAGS="${CXXFLAGS//-O3/-O2}"  &&
 
+# harden
+LDFLAGS="$LDFLAGS -Wl,-z,now"
+
+# for gcc 6
+CFLAGS="$CXXFLAGS -fno-delete-null-pointer-checks -fno-schedule-insns2"   &&
+CXXFLAGS="$CXXFLAGS -fno-delete-null-pointer-checks -fno-schedule-insns2" &&
+
 #
 # fix symbol check in build scripts, firefox adds -s to LDFLAGS so we can
 # remove it here without changing anything...
@@ -39,18 +46,18 @@ if [[ $gccmajor == "4" ]] && [[ $gccminor -ge "6" ]]; then
   CXXFLAGS="${CXXFLAGS//-mavx} -mno-avx"
 fi
 
+OPTS+=" --disable-rust" &&
+
 for option in $OPTS; do
   echo "ac_add_options $option" >> .mozconfig
 done &&
 
 local MAKE_TARGET
 if [[ $FIREFOX_PGO == y ]]; then
-  MAKE_TARGET=profiledbuild &&
-  echo "ac_add_options --enable-profile-guided-optimization" >> .mozconfig
+  MAKE_TARGET=profiledbuild
 else
   MAKE_TARGET=build
 fi &&
 
-make_single  &&
-make -f client.mk $MAKE_TARGET &&
-make_normal
+echo "mk_add_options MOZ_MAKE_FLAGS=\"-j${MAKE_NJOBS:-1}\"" >> .mozconfig &&
+make -f client.mk $MAKE_TARGET
diff --git a/http/firefox-esr/CONFIGURE b/http/firefox-esr/CONFIGURE
index b35acd2..a81b078 100755
--- a/http/firefox-esr/CONFIGURE
+++ b/http/firefox-esr/CONFIGURE
@@ -16,5 +16,6 @@ config_query  FIREFOX_SDK                              \
 config_query  FIREFOX_PGO                              \
                      'Enable profile guided optimizations (takes twice as 
long to build)?' \
                      n
-# ESR 45.x not ready for gtk+3 yet
-#config_query_list FIREFOX_GTK_VERSION "Select a version of gtk+" 3 2
+config_query_list FIREFOX_GTK_VERSION "Select a version of gtk+" 3 2 &&
+config_query  FIREFOX_WIDEVINE \
+              'Enable Widevine DRM' n
diff --git a/http/firefox-esr/DEPENDS b/http/firefox-esr/DEPENDS
index 0304557..e1f506d 100755
--- a/http/firefox-esr/DEPENDS
+++ b/http/firefox-esr/DEPENDS
@@ -2,11 +2,10 @@ depends  autoconf-2.13                                      
     &&
 depends  -sub CXX gcc                                            &&
 depends  perl                                                    &&
 depends  python                                                  &&
+
 depends  icu     "--with-system-icu"                             &&
 
 depends  glib2                                                   &&
-# Fixing to gtk+2 for now, change on ESR > 45.x
-FIREFOX_GTK_VERSION=2 &&
 depends  "gtk+${FIREFOX_GTK_VERSION}"   
"--enable-default-toolkit=cairo-gtk${FIREFOX_GTK_VERSION}" &&
 depends  atk                                                     &&
 depends  libx11                                                  &&
@@ -27,7 +26,7 @@ depends -sub APNG libpng "--enable-system-png"              
     &&
 depends  librsvg2 "--enable-svg"                                 &&
 
 depends  nspr               "--with-system-nspr"                 &&
-depends  -sub "3.21.x" nss  "--with-system-nss"                  &&
+depends  -sub "3.30.x" nss  "--with-system-nss"                  &&
 
 depends  -sub "TSAFE SECURE_DELETE ENABLE_UNLOCK_NOTIFY ENABLE_DBSTAT_VTAB" 
sqlite "--enable-system-sqlite"    &&
 
@@ -43,6 +42,11 @@ depends libffi              "--enable-system-ffi"          
      &&
 depends hunspell            "--enable-system-hunspell"           &&
 depends pixman              "--enable-system-pixman"             &&
 
+#optional_depends  rust \
+#                  "--enable-rust" \
+#                  "--disable-rust" \
+#                  "build code that is implemented in the rust programming 
language" &&
+
 optional_depends  startup-notification  \
                   "--enable-startup-notification" \
                   "--disable-startup-notification" \
@@ -66,7 +70,7 @@ optional_depends  pulseaudio \
 # Firefox is currently borked and does not compile without alsa-lib headers,
 # this should have been fixed when Firefox started using Mozilla core 23, 
but it
 # wasn't see https://bugzilla.mozilla.org/show_bug.cgi?id=875268
-depends alsa-lib &&
+depends alsa-lib "--enable-alsa" &&
 #optional_depends  alsa-lib \
 #                  '--enable-wave' \
 #                  '--disable-wave --disable-ogg --disable-webm 
--disable-dash' \
@@ -130,4 +134,14 @@ fi &&
 
 
 suggest_depends_2 firefox-smglwiki "" "" \
-  "to enable searching the SMGL Wiki from the Search Bar"
+  "to enable searching the SMGL Wiki from the Search Bar" &&
+
+optional_depends  graphite2 \
+                  "--with-system-graphite2" \
+                  "--without-system-graphite2" \
+                  "for system graphite2" &&
+
+optional_depends  harfbuzz \
+                  "--with-system-harfbuzz" \
+                  "--without-system-harfbuzz" \
+                  "for system harfbuzz"
diff --git a/http/firefox-esr/DETAILS b/http/firefox-esr/DETAILS
index 2d27480..8e0c1fd 100755
--- a/http/firefox-esr/DETAILS
+++ b/http/firefox-esr/DETAILS
@@ -1,11 +1,11 @@
            SPELL=firefox-esr
           SPELLX=firefox
-         VERSION=45.4.0esr
+         VERSION=52.2.0esr
           SOURCE=$SPELLX-$VERSION.source.tar.xz
-     
SOURCE_HASH=sha512:2955e02f829a10186a8b22320fb97d4b0fc2b45721fcffa6295653fd760d516ae72b5656547685ba1e0699b381e28044996d9ee12a8738842b4e6b8acd296715:UPSTREAM_HASH
+     
SOURCE_HASH=sha512:62a2bd47c9f4b325199b8a0b155a7a412ffbd493e8ca6ff246ade5b10aacea22bc806bc646824059f7c97b71d27e167025c600293c781fbad3fdefb8bbc8d18e
    
SOURCE_URL[0]=http://releases.mozilla.org/pub/mozilla.org/${SPELLX}/releases/${VERSION}/source/${SOURCE}
    
SOURCE_URL[1]=http://ftp.mozilla.org/pub/mozilla.org/${SPELLX}/releases/${VERSION}/source/${SOURCE}
-  SECURITY_PATCH=96
+  SECURITY_PATCH=97
 SOURCE_DIRECTORY="$BUILD_DIRECTORY/$SPELLX-$VERSION"
         WEB_SITE=https://www.mozilla.org/en-US/firefox/fx/
      GATHER_DOCS=off
diff --git a/http/firefox-esr/HISTORY b/http/firefox-esr/HISTORY
index 6160181..277120e 100644
--- a/http/firefox-esr/HISTORY
+++ b/http/firefox-esr/HISTORY
@@ -1,3 +1,11 @@
+2017-06-15 Florian Franzmann <siflfran AT hawo.stw.uni-erlangen.de>
+       * DETAILS: version 52.2.0esr, SECURITY_PATCH++
+       * BUILD, CONFIGURE, DEPENDS, PRE_BUILD,
+         patches/2001_system_harfbuzz.patch, 
patches/2002_system_graphite2.patch,
+         patches/old.configure.patch, patches/sandbox-allow-getrlimit.patch: 
from
+         the firefox 52.2.0 spell
+       * firefox-gtk3-20.patch, gcc6.patch: removed
+
 2016-09-27 Thomas Orgis <sobukus AT sourcemage.org>
        * DETAILS: bump to 45.4.0esr, SECURITY_PATCH++
        * PRE_BUILD: try -fno-strict-aliasing to fix crash on install
diff --git a/http/firefox-esr/PRE_BUILD b/http/firefox-esr/PRE_BUILD
index 4775a64..2ca74e6 100755
--- a/http/firefox-esr/PRE_BUILD
+++ b/http/firefox-esr/PRE_BUILD
@@ -1,18 +1,21 @@
 default_pre_build  &&
 cd  $SOURCE_DIRECTORY &&
 
-patch -Np1 < ${SPELL_DIRECTORY}/gcc6.patch &&
+apply_patch_dir patches &&
 
 # To remove version suffix from some directories
 sed 's;-$(MOZ_APP_VERSION);;g' -i config/baseconfig.mk &&
 
-cp -v $SPELL_DIRECTORY/mozconfig .mozconfig &&
+# libevent 2.1.8 fix
+sed 's/_EVENT_SIZEOF/EVENT__SIZEOF/' \
+    -i ipc/chromium/src/base/message_pump_libevent.cc &&
 
+cp -v $SPELL_DIRECTORY/mozconfig .mozconfig &&
 # Fun with modern GCC flags to fix breakage with modern GCC only.
 if is_version_less "$(gcc --version | head -n 1  | cut -f 3 -d ' ')" 6; then
   echo 'ac_add_options --enable-optimize="${CXXFLAGS} -fno-fast-math 
-fpermissive"' >> .mozconfig
 else
-  echo 'ac_add_options --enable-optimize="${CXXFLAGS} -fno-fast-math 
-fpermissive -flifetime-dse=1 -fno-strict-aliasing"' >> .mozconfig
+  echo 'ac_add_options --enable-optimize="${CXXFLAGS} -fno-fast-math 
-fpermissive -flifetime-dse=1"' >> .mozconfig
 fi &&
 
 if [[ "$FIREFOX_SAFE" == "y" ]]; then
@@ -40,4 +43,8 @@ if [[ $FIREFOX_PGO == y ]]; then
   echo "mk_add_options PROFILE_GEN_SCRIPT='\$(PYTHON) 
\$(OBJDIR)/_profile/pgo/profileserver.py'" >> .mozconfig
 else
   echo "ac_add_options --disable-tests" >> .mozconfig 
+fi &&
+
+if [[ $FIREFOX_WIDEVINE == y ]]; then
+  echo "ac_add_options --enable-eme=widevine" >> .mozconfig
 fi
diff --git a/http/firefox-esr/firefox-gtk3-20.patch 
b/http/firefox-esr/firefox-gtk3-20.patch
deleted file mode 100644
index e3c3a00..0000000
--- a/http/firefox-esr/firefox-gtk3-20.patch
+++ /dev/null
@@ -1,1614 +0,0 @@
-diff -up firefox-46.0/widget/gtk/gtk3drawing.c.gtk3-20 
firefox-46.0/widget/gtk/gtk3drawing.c
---- firefox-46.0/widget/gtk/gtk3drawing.c.gtk3-20      2016-04-22 
02:37:27.000000000 +0200
-+++ firefox-46.0/widget/gtk/gtk3drawing.c      2016-04-25 14:56:19.006992927 
+0200
-@@ -17,32 +17,79 @@
- 
- #include <math.h>
- 
-+#define MOZ_WIDGET_STYLES 4
-+
-+typedef struct {
-+    GtkWidget*            widget;
-+
-+    union {
-+        struct {
-+            GtkStyleContext*  style;
-+            GtkStyleContext*  styleSelection;
-+        } entry;
-+
-+        struct {
-+            GtkStyleContext*  style;
-+        } button;
-+
-+        struct {
-+            GtkStyleContext*  style;
-+            GtkStyleContext*  styleContents;
-+            GtkStyleContext*  styleTrough;
-+            GtkStyleContext*  styleSlider;
-+        } scroll;
-+
-+        struct {
-+            GtkStyleContext*  style;
-+            GtkStyleContext*  styleCheck;
-+            GtkStyleContext*  styleLabel;
-+        } check;
-+
-+        struct {
-+            GtkStyleContext*  style;
-+            GtkStyleContext*  styleTrough;
-+            GtkStyleContext*  styleProgress;
-+        } progress;
-+
-+        struct {
-+            GtkStyleContext*  style;
-+            GtkStyleContext*  styleEntry;
-+            GtkStyleContext*  styleButtonUp;
-+            GtkStyleContext*  styleButtonDown;
-+        } spin;
-+
-+        struct {
-+            GtkStyleContext*  style[MOZ_WIDGET_STYLES];
-+        } all;
-+    };
-+} MozGtkWidget;
-+
- static GtkWidget* gProtoWindow;
- static GtkWidget* gProtoLayout;
--static GtkWidget* gButtonWidget;
-+static MozGtkWidget gButton;
- static GtkWidget* gToggleButtonWidget;
- static GtkWidget* gButtonArrowWidget;
--static GtkWidget* gCheckboxWidget;
--static GtkWidget* gRadiobuttonWidget;
--static GtkWidget* gHorizScrollbarWidget;
--static GtkWidget* gVertScrollbarWidget;
--static GtkWidget* gSpinWidget;
-+static MozGtkWidget gCheckbox;
-+static MozGtkWidget gRadiobutton;
-+static MozGtkWidget gVertScrollbar;
-+static MozGtkWidget gHorizScrollbar;
-+static MozGtkWidget gSpin;
- static GtkWidget* gHScaleWidget;
- static GtkWidget* gVScaleWidget;
--static GtkWidget* gEntryWidget;
-+static MozGtkWidget gEntry;
- static GtkWidget* gComboBoxWidget;
- static GtkWidget* gComboBoxButtonWidget;
- static GtkWidget* gComboBoxArrowWidget;
- static GtkWidget* gComboBoxSeparatorWidget;
- static GtkWidget* gComboBoxEntryWidget;
--static GtkWidget* gComboBoxEntryTextareaWidget;
-+static MozGtkWidget gComboBoxEntryTextarea;
- static GtkWidget* gComboBoxEntryButtonWidget;
- static GtkWidget* gComboBoxEntryArrowWidget;
- static GtkWidget* gHandleBoxWidget;
- static GtkWidget* gToolbarWidget;
- static GtkWidget* gFrameWidget;
- static GtkWidget* gStatusbarWidget;
--static GtkWidget* gProgressWidget;
-+static MozGtkWidget gProgressBar;
- static GtkWidget* gTabWidget;
- static GtkWidget* gTooltipWidget;
- static GtkWidget* gMenuBarWidget;
-@@ -78,6 +125,37 @@ static gboolean is_initialized;
- #define GTK_STATE_FLAG_CHECKED (1 << 11)
- #endif
- 
-+void moz_gtk_widget_free(MozGtkWidget *aMozWidget)
-+{
-+    // This was removed as a child of gProtoWindow
-+    if (aMozWidget->widget) {
-+        aMozWidget->widget = NULL;
-+    }
-+
-+    for(int i = 0; i < MOZ_WIDGET_STYLES; i++) {
-+        if (aMozWidget->all.style[i]) {
-+            g_object_unref(aMozWidget->all.style[i]);
-+            aMozWidget->all.style[i] = NULL;
-+        }
-+    }
-+}
-+
-+// TODO - weak dep!! (dlsym)
-+#if GTK_CHECK_VERSION(3, 19, 2)
-+#define moz_gtk_path_set_class_name    gtk_widget_path_iter_set_object_name
-+#else
-+#define moz_gtk_path_set_class_name    gtk_widget_path_iter_add_class
-+#endif
-+//gtk_widget_path_iter_get_state
-+
-+static void
-+moz_gtk_get_style_border(GtkStyleContext* style, GtkStateFlags state_flags,
-+                         GtkBorder *border);
-+
-+static void
-+moz_gtk_get_style_padding(GtkStyleContext* style, GtkStateFlags state_flags,
-+                          GtkBorder *padding);
-+
- static GtkStateFlags
- GetStateFlagsFromGtkWidgetState(GtkWidgetState* state)
- {
-@@ -97,6 +175,41 @@ GetStateFlagsFromGtkWidgetState(GtkWidge
-     return stateFlags;
- }
- 
-+GtkStyleContext *
-+moz_gtk_style_create(GtkCssNode *node, GtkStyleContext *parent)
-+{
-+  GtkWidgetPath *path;
-+  GtkStyleContext *context;
-+
-+  if (parent)
-+    path = gtk_widget_path_copy (gtk_style_context_get_path (parent));
-+  else
-+    path = gtk_widget_path_new ();
-+
-+  gtk_widget_path_append_type (path, node->type);
-+  if (node->name)
-+    moz_gtk_path_set_class_name(path, -1, node->name);
-+  if (node->class1)
-+    gtk_widget_path_iter_add_class(path, -1, node->class1);
-+  if (node->class2)
-+    gtk_widget_path_iter_add_class(path, -1, node->class2);
-+
-+  context = gtk_style_context_new ();
-+  gtk_style_context_set_path (context, path);
-+  gtk_style_context_set_parent (context, parent);
-+
-+  if(!gtk_check_version(3, 14, 0)) {
-+      /* Unfortunately, we have to explicitly set the state again here
-+       * for it to take effect
-+       */
-+      gtk_style_context_set_state (context, gtk_widget_path_iter_get_state 
(path, -1));
-+  }
-+
-+  gtk_widget_path_unref (path);
-+
-+  return context;
-+}
-+
- /* Because we have such an unconventional way of drawing widgets, signal to 
the GTK theme engine
-    that they are drawing for Mozilla instead of a conventional GTK app so 
they can do any specific
-    things they may want to do. */
-@@ -141,9 +254,16 @@ setup_widget_prototype(GtkWidget* widget
- static gint
- ensure_button_widget()
- {
--    if (!gButtonWidget) {
--        gButtonWidget = gtk_button_new_with_label("M");
--        setup_widget_prototype(gButtonWidget);
-+    if (!gButton.widget) {
-+        GtkCssNode path[] = { 
-+            { GTK_TYPE_BUTTON, "button", NULL, NULL }
-+        };
-+
-+        gButton.widget = gtk_button_new_with_label("M");
-+        setup_widget_prototype(gButton.widget);
-+        gtk_widget_show(gButton.widget);
-+
-+        gButton.button.style = moz_gtk_style_create(&path[0], NULL);
-     }
-     return MOZ_GTK_SUCCESS;
- }
-@@ -195,9 +315,21 @@ ensure_button_arrow_widget()
- static gint
- ensure_checkbox_widget()
- {
--    if (!gCheckboxWidget) {
--        gCheckboxWidget = gtk_check_button_new_with_label("M");
--        setup_widget_prototype(gCheckboxWidget);
-+   if (!gCheckbox.widget) {
-+        GtkCssNode path[] = {
-+           { GTK_TYPE_TOGGLE_BUTTON, "checkbutton", NULL, NULL },
-+           { G_TYPE_NONE, "check", NULL, NULL },
-+           { G_TYPE_NONE, "label", NULL, NULL }
-+        };
-+
-+        gCheckbox.widget = gtk_check_button_new_with_label("M");
-+        setup_widget_prototype(gCheckbox.widget);
-+
-+        gCheckbox.check.style = moz_gtk_style_create(&path[0], NULL);
-+        gCheckbox.check.styleCheck = moz_gtk_style_create(&path[1],
-+                                       gCheckbox.check.style);
-+        gCheckbox.check.styleLabel = moz_gtk_style_create(&path[2],
-+                                       gCheckbox.check.style);
-     }
-     return MOZ_GTK_SUCCESS;
- }
-@@ -205,9 +337,21 @@ ensure_checkbox_widget()
- static gint
- ensure_radiobutton_widget()
- {
--    if (!gRadiobuttonWidget) {
--        gRadiobuttonWidget = gtk_radio_button_new_with_label(NULL, "M");
--        setup_widget_prototype(gRadiobuttonWidget);
-+    if (!gRadiobutton.widget) {
-+        GtkCssNode path[] = {
-+           { GTK_TYPE_TOGGLE_BUTTON, "radiobutton", NULL, NULL },
-+           { G_TYPE_NONE, "radio", NULL, NULL },
-+           { G_TYPE_NONE, "label", NULL, NULL }
-+        };
-+
-+        gRadiobutton.widget = gtk_radio_button_new_with_label(NULL, "M");
-+        setup_widget_prototype(gRadiobutton.widget);
-+
-+        gRadiobutton.check.style = moz_gtk_style_create(&path[0], NULL);
-+        gRadiobutton.check.styleCheck = moz_gtk_style_create(&path[1],
-+                                          gRadiobutton.check.style);
-+        gRadiobutton.check.styleLabel = moz_gtk_style_create(&path[2],
-+                                          gRadiobutton.check.style);
-     }
-     return MOZ_GTK_SUCCESS;
- }
-@@ -215,25 +359,62 @@ ensure_radiobutton_widget()
- static gint
- ensure_scrollbar_widget()
- {
--    if (!gVertScrollbarWidget) {
--        gVertScrollbarWidget = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, 
NULL);
--        setup_widget_prototype(gVertScrollbarWidget);
--    }
--    if (!gHorizScrollbarWidget) {
--        gHorizScrollbarWidget = 
gtk_scrollbar_new(GTK_ORIENTATION_HORIZONTAL, NULL);
--        setup_widget_prototype(gHorizScrollbarWidget);
--    }
-+    if (!gVertScrollbar.widget && !gHorizScrollbar.widget) {
-+        GtkCssNode path[] = {
-+            { GTK_TYPE_SCROLLBAR, "scrollbar", "horizontal", "bottom"},
-+            { GTK_TYPE_SCROLLBAR, "scrollbar", "vertical", "right" },
-+            { G_TYPE_NONE, "contents", NULL, NULL },
-+            { G_TYPE_NONE, "trough", NULL, NULL },
-+            { G_TYPE_NONE, "slider", NULL, NULL }
-+        };
-+
-+        gHorizScrollbar.widget = 
gtk_scrollbar_new(GTK_ORIENTATION_HORIZONTAL, NULL);
-+        setup_widget_prototype(gHorizScrollbar.widget);
-+
-+        gHorizScrollbar.scroll.style = moz_gtk_style_create(path, NULL);
-+        gHorizScrollbar.scroll.styleContents = moz_gtk_style_create(path+2, 
-+                                               
gHorizScrollbar.scroll.style);
-+        gHorizScrollbar.scroll.styleTrough = moz_gtk_style_create(path+3, 
-+                                               
gHorizScrollbar.scroll.styleContents);
-+        gHorizScrollbar.scroll.styleSlider = moz_gtk_style_create(path+4, 
-+                                               
gHorizScrollbar.scroll.styleTrough);
-+
-+        gVertScrollbar.widget = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, 
NULL);
-+        setup_widget_prototype(gVertScrollbar.widget);
-+
-+        gVertScrollbar.scroll.style = moz_gtk_style_create(path+1, NULL);
-+        gVertScrollbar.scroll.styleContents = moz_gtk_style_create(path+2, 
-+                                              gVertScrollbar.scroll.style);
-+        gVertScrollbar.scroll.styleTrough = moz_gtk_style_create(path+3, 
-+                                              
gVertScrollbar.scroll.styleContents);
-+        gVertScrollbar.scroll.styleSlider = moz_gtk_style_create(path+4, 
-+                                              
gVertScrollbar.scroll.styleTrough);
-+
-+     }
-     return MOZ_GTK_SUCCESS;
- }
- 
- static gint
- ensure_spin_widget()
- {
--  if (!gSpinWidget) {
--    gSpinWidget = gtk_spin_button_new(NULL, 1, 0);
--    setup_widget_prototype(gSpinWidget);
--  }
--  return MOZ_GTK_SUCCESS;
-+    if (!gSpin.widget) {
-+        GtkCssNode path[] = {
-+            { GTK_TYPE_SPIN_BUTTON, "spinbutton", "horizontal", NULL },
-+            { GTK_TYPE_SPIN_BUTTON, "spinbutton", "vertical", NULL },
-+            { GTK_TYPE_ENTRY, "entry", NULL, NULL },
-+            { G_TYPE_NONE, "button", "up", NULL },
-+            { G_TYPE_NONE, "button", "down", NULL }
-+        };
-+
-+        gSpin.widget = gtk_spin_button_new(NULL, 1, 0);
-+        setup_widget_prototype(gSpin.widget);
-+
-+        gSpin.spin.style = moz_gtk_style_create(path, NULL);
-+        gSpin.spin.styleButtonUp = moz_gtk_style_create(path+3, 
gSpin.spin.style);
-+        gSpin.spin.styleButtonDown = moz_gtk_style_create(path+4, 
gSpin.spin.style);
-+        gSpin.spin.styleEntry = moz_gtk_style_create(path+2, 
gSpin.spin.style);
-+    }
-+    return MOZ_GTK_SUCCESS;
- }
- 
- static gint
-@@ -253,9 +434,19 @@ ensure_scale_widget()
- static gint
- ensure_entry_widget()
- {
--    if (!gEntryWidget) {
--        gEntryWidget = gtk_entry_new();
--        setup_widget_prototype(gEntryWidget);
-+    if (!gEntry.widget) {
-+        GtkCssNode path[] = { 
-+            { GTK_TYPE_ENTRY, "entry", NULL, NULL },
-+            { G_TYPE_NONE, "selection", NULL, NULL }
-+        };
-+
-+        gEntry.widget = gtk_entry_new();
-+        setup_widget_prototype(gEntry.widget);
-+        gtk_widget_show(gEntry.widget);
-+
-+        gEntry.entry.style = moz_gtk_style_create(&path[0], NULL);
-+        gEntry.entry.styleSelection = moz_gtk_style_create(&path[1], 
-+                                                           
gEntry.entry.style);
-     }
-     return MOZ_GTK_SUCCESS;
- }
-@@ -387,9 +578,9 @@ moz_gtk_get_combo_box_entry_inner_widget
-         g_object_add_weak_pointer(G_OBJECT(widget),
-                                   (gpointer) &gComboBoxEntryButtonWidget);
-     } else if (GTK_IS_ENTRY(widget)) {
--        gComboBoxEntryTextareaWidget = widget;
-+        gComboBoxEntryTextarea.widget = widget;
-         g_object_add_weak_pointer(G_OBJECT(widget),
--                                  (gpointer) &gComboBoxEntryTextareaWidget);
-+                                  (gpointer) 
&gComboBoxEntryTextarea.widget);
-     } else
-         return;
-     gtk_widget_realize(widget);
-@@ -411,7 +602,7 @@ ensure_combo_box_entry_widgets()
- {
-     GtkWidget* buttonChild;
- 
--    if (gComboBoxEntryTextareaWidget &&
-+    if (gComboBoxEntryTextarea.widget &&
-             gComboBoxEntryButtonWidget &&
-             gComboBoxEntryArrowWidget)
-         return MOZ_GTK_SUCCESS;
-@@ -427,9 +618,9 @@ ensure_combo_box_entry_widgets()
-                          moz_gtk_get_combo_box_entry_inner_widgets,
-                          NULL);
- 
--    if (!gComboBoxEntryTextareaWidget) {
-+    if (!gComboBoxEntryTextarea.widget) {
-         ensure_entry_widget();
--        gComboBoxEntryTextareaWidget = gEntryWidget;
-+        gComboBoxEntryTextarea.widget = gEntry.widget;
-     }
- 
-     if (gComboBoxEntryButtonWidget) {
-@@ -530,9 +721,21 @@ ensure_tab_widget()
- static gint
- ensure_progress_widget()
- {
--    if (!gProgressWidget) {
--        gProgressWidget = gtk_progress_bar_new();
--        setup_widget_prototype(gProgressWidget);
-+    if (!gProgressBar.widget) {
-+        GtkCssNode path[] = {
-+           { GTK_TYPE_LABEL, "progressbar", NULL, NULL },
-+           { G_TYPE_NONE, "trough", NULL, NULL },
-+           { G_TYPE_NONE, "progress", NULL, NULL },
-+        };
-+
-+        gProgressBar.widget = gtk_progress_bar_new();
-+        setup_widget_prototype(gProgressBar.widget);
-+
-+        gProgressBar.progress.style = moz_gtk_style_create(&path[0], NULL);
-+        gProgressBar.progress.styleTrough = moz_gtk_style_create(&path[1],
-+                                              gProgressBar.progress.style);
-+        gProgressBar.progress.styleProgress = moz_gtk_style_create(&path[2],
-+                                                
gProgressBar.progress.styleTrough);
-     }
-     return MOZ_GTK_SUCCESS;
- }
-@@ -638,6 +841,11 @@ static gint
- ensure_check_menu_item_widget()
- {
-     if (!gCheckMenuItemWidget) {
-+        GtkCssNode path[] = {
-+           { GTK_TYPE_CHECK_MENU_ITEM, "menuitem", NULL, NULL },
-+           { G_TYPE_NONE, "check", NULL, NULL }
-+        };
-+
-         ensure_menu_popup_widget();
-         gCheckMenuItemWidget = gtk_check_menu_item_new_with_label("M");
-         gtk_menu_shell_append(GTK_MENU_SHELL(gMenuPopupWidget),
-@@ -752,7 +960,7 @@ moz_gtk_checkbox_get_metrics(gint* indic
- {
-     ensure_checkbox_widget();
- 
--    gtk_widget_style_get (gCheckboxWidget,
-+    gtk_widget_style_get (gCheckbox.widget,
-                           "indicator_size", indicator_size,
-                           "indicator_spacing", indicator_spacing,
-                           NULL);
-@@ -765,7 +973,7 @@ moz_gtk_radio_get_metrics(gint* indicato
- {
-     ensure_radiobutton_widget();
- 
--    gtk_widget_style_get (gRadiobuttonWidget,
-+    gtk_widget_style_get (gRadiobutton.widget,
-                           "indicator_size", indicator_size,
-                           "indicator_spacing", indicator_spacing,
-                           NULL);
-@@ -778,13 +986,12 @@ moz_gtk_get_focus_outline_size(gint* foc
- {
-     GtkBorder border;
-     GtkBorder padding;
--    GtkStyleContext *style;
-+    GtkStyleContext* style = gEntry.entry.style;
- 
-     ensure_entry_widget();
--    style = gtk_widget_get_style_context(gEntryWidget);
- 
--    gtk_style_context_get_border(style, 0, &border);
--    gtk_style_context_get_padding(style, 0, &padding);
-+    gtk_style_context_get_border(style, gtk_style_context_get_state(style), 
&border);
-+    gtk_style_context_get_padding(style, 
gtk_style_context_get_state(style), &padding);
-     *focus_h_width = border.left + padding.left;
-     *focus_v_width = border.top + padding.top;
-     return MOZ_GTK_SUCCESS;
-@@ -821,7 +1028,7 @@ moz_gtk_button_get_default_overflow(gint
-     GtkBorder* default_outside_border;
- 
-     ensure_button_widget();
--    gtk_widget_style_get(gButtonWidget,
-+    gtk_widget_style_get(gButton.widget,
-                          "default-outside-border", &default_outside_border,
-                          NULL);
- 
-@@ -844,7 +1051,7 @@ moz_gtk_button_get_default_border(gint*
-     GtkBorder* default_border;
- 
-     ensure_button_widget();
--    gtk_widget_style_get(gButtonWidget,
-+    gtk_widget_style_get(gButton.widget,
-                          "default-border", &default_border,
-                          NULL);
- 
-@@ -935,7 +1142,7 @@ moz_gtk_button_paint(cairo_t *cr, GdkRec
- 
-     if (state->focused) {
-         GtkBorder border;
--        gtk_style_context_get_border(style, state_flags, &border);
-+        moz_gtk_get_style_border(style, state_flags, &border);
-         x += border.left;
-         y += border.top;
-         width -= (border.left + border.right);
-@@ -956,15 +1163,14 @@ moz_gtk_toggle_paint(cairo_t *cr, GdkRec
-     gint indicator_size, indicator_spacing;
-     gint x, y, width, height;
-     gint focus_x, focus_y, focus_width, focus_height;
--    GtkWidget *w;
--    GtkStyleContext *style;
-+    MozGtkWidget *w;
- 
-     if (isradio) {
-         moz_gtk_radio_get_metrics(&indicator_size, &indicator_spacing);
--        w = gRadiobuttonWidget;
-+        w = &gRadiobutton;
-     } else {
-         moz_gtk_checkbox_get_metrics(&indicator_size, &indicator_spacing);
--        w = gCheckboxWidget;
-+        w = &gCheckbox;
-     }
- 
-     // XXX we should assert rect->height >= indicator_size too
-@@ -983,11 +1189,9 @@ moz_gtk_toggle_paint(cairo_t *cr, GdkRec
-     focus_width = width + 2 * indicator_spacing;
-     focus_height = height + 2 * indicator_spacing;
-   
--    style = gtk_widget_get_style_context(w);
--
--    gtk_widget_set_sensitive(w, !state->disabled);
--    gtk_widget_set_direction(w, direction);
--    gtk_style_context_save(style);
-+    gtk_widget_set_sensitive(w->widget, !state->disabled);
-+    gtk_widget_set_direction(w->widget, direction);
-+    gtk_style_context_save(w->check.styleCheck);
- 
-     if (selected)
-         state_flags |= checkbox_check_state;
-@@ -995,13 +1199,15 @@ moz_gtk_toggle_paint(cairo_t *cr, GdkRec
-     if (inconsistent)
-         state_flags |= GTK_STATE_FLAG_INCONSISTENT;
- 
--    gtk_style_context_set_state(style, state_flags);
-+    gtk_style_context_set_state(w->check.styleCheck, state_flags);
-+
-+    gtk_render_background(w->check.styleCheck, cr, x, y, width, height);
-+    gtk_render_frame(w->check.styleCheck, cr, x, y, width, height);
- 
-     if (isradio) {
--        gtk_style_context_add_class(style, GTK_STYLE_CLASS_RADIO);
--        gtk_render_option(style, cr, x, y, width, height);
-+        gtk_render_option(w->check.styleCheck, cr, x, y, width, height);
-         if (state->focused) {
--            gtk_render_focus(style, cr, focus_x, focus_y,
-+            gtk_render_focus(w->check.styleCheck, cr, focus_x, focus_y,
-                             focus_width, focus_height);
-         }
-     }
-@@ -1010,15 +1216,14 @@ moz_gtk_toggle_paint(cairo_t *cr, GdkRec
-         * 'indeterminate' type on checkboxes. In GTK, the shadow type
-         * must also be changed for the state to be drawn.
-         */        
--        gtk_style_context_add_class(style, GTK_STYLE_CLASS_CHECK);
--        
gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(gCheckboxWidget), 
inconsistent);
--        gtk_render_check(style, cr, x, y, width, height);        
-+        gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(w->widget), 
inconsistent);
-+        gtk_render_check(w->check.styleCheck, cr, x, y, width, height);
-         if (state->focused) {
--            gtk_render_focus(style, cr, 
-+            gtk_render_focus(w->check.styleCheck, cr,
-                              focus_x, focus_y, focus_width, focus_height);
-         }
-     }
--    gtk_style_context_restore(style);
-+    gtk_style_context_restore(w->check.styleCheck);
- 
-     return MOZ_GTK_SUCCESS;
- }
-@@ -1035,8 +1240,8 @@ calculate_button_inner_rect(GtkWidget* b
-     style = gtk_widget_get_style_context(button);
- 
-     /* This mirrors gtkbutton's child positioning */
--    gtk_style_context_get_border(style, 0, &border);
--    gtk_style_context_get_padding(style, 0, &padding);
-+    gtk_style_context_get_border(style, gtk_style_context_get_state(style), 
&border);
-+    gtk_style_context_get_padding(style, 
gtk_style_context_get_state(style), &padding);
- 
-     inner_rect->x = rect->x + border.left + padding.left;
-     inner_rect->y = rect->y + padding.top + border.top;
-@@ -1099,9 +1304,9 @@ moz_gtk_scrollbar_button_paint(cairo_t *
-     ensure_scrollbar_widget();
- 
-     if (flags & MOZ_GTK_STEPPER_VERTICAL)
--        scrollbar = gVertScrollbarWidget;
-+        scrollbar = gVertScrollbar.widget;
-     else
--        scrollbar = gHorizScrollbarWidget;
-+        scrollbar = gHorizScrollbar.widget;
- 
-     gtk_widget_set_direction(scrollbar, direction);
- 
-@@ -1181,25 +1386,22 @@ moz_gtk_scrollbar_trough_paint(GtkThemeW
-                                GtkTextDirection direction)
- {
-     GtkStyleContext* style;
--    GtkScrollbar *scrollbar;
- 
-     ensure_scrollbar_widget();
- 
--    if (widget ==  MOZ_GTK_SCROLLBAR_HORIZONTAL)
--        scrollbar = GTK_SCROLLBAR(gHorizScrollbarWidget);
--    else
--        scrollbar = GTK_SCROLLBAR(gVertScrollbarWidget);
--
--    gtk_widget_set_direction(GTK_WIDGET(scrollbar), direction);
--    
-     if (flags & MOZ_GTK_TRACK_OPAQUE) {
-         style = gtk_widget_get_style_context(GTK_WIDGET(gProtoWindow));
-         gtk_render_background(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-     }
- 
--    style = gtk_widget_get_style_context(GTK_WIDGET(scrollbar));
--    gtk_style_context_save(style);
--    gtk_style_context_add_class(style, GTK_STYLE_CLASS_TROUGH);
-+     if (widget == MOZ_GTK_SCROLLBAR_HORIZONTAL) {
-+        gtk_widget_set_direction(GTK_WIDGET(gHorizScrollbar.widget), 
direction);
-+        style = gHorizScrollbar.scroll.style;
-+    }
-+    else {
-+        gtk_widget_set_direction(GTK_WIDGET(gVertScrollbar.widget), 
direction);
-+        style = gVertScrollbar.scroll.style;
-+    }
- 
-     gtk_render_background(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-     gtk_render_frame(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-@@ -1208,7 +1410,6 @@ moz_gtk_scrollbar_trough_paint(GtkThemeW
-         gtk_render_focus(style, cr,
-                          rect->x, rect->y, rect->width, rect->height);
-     }
--    gtk_style_context_restore(style);
-     return MOZ_GTK_SUCCESS;
- }
- 
-@@ -1220,24 +1421,20 @@ moz_gtk_scrollbar_thumb_paint(GtkThemeWi
- {
-     GtkStateFlags state_flags = GetStateFlagsFromGtkWidgetState(state);
-     GtkStyleContext* style;
--    GtkScrollbar *scrollbar;
-     GtkBorder margin;
- 
-     ensure_scrollbar_widget();
- 
--    if (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL)
--        scrollbar = GTK_SCROLLBAR(gHorizScrollbarWidget);
--    else
--        scrollbar = GTK_SCROLLBAR(gVertScrollbarWidget);
--
--    gtk_widget_set_direction(GTK_WIDGET(scrollbar), direction);
--
--    style = gtk_widget_get_style_context(GTK_WIDGET(scrollbar));
--    gtk_style_context_save(style);
-+    if (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL) {
-+        style = gHorizScrollbar.scroll.styleSlider;
-+        gtk_widget_set_direction(GTK_WIDGET(gHorizScrollbar.widget), 
direction);
-+    }
-+    else {
-+        style = gVertScrollbar.scroll.styleSlider; 
-+        gtk_widget_set_direction(GTK_WIDGET(gVertScrollbar.widget), 
direction);
-+    }
- 
--    gtk_style_context_add_class(style, GTK_STYLE_CLASS_SLIDER);
-     gtk_style_context_set_state(style, state_flags);
--
-     gtk_style_context_get_margin (style, state_flags, &margin);
- 
-     gtk_render_slider(style, cr,
-@@ -1248,8 +1445,6 @@ moz_gtk_scrollbar_thumb_paint(GtkThemeWi
-                      (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL) ?
-                      GTK_ORIENTATION_HORIZONTAL : GTK_ORIENTATION_VERTICAL);
- 
--    gtk_style_context_restore(style);
--
-     return MOZ_GTK_SUCCESS;
- }
- 
-@@ -1260,8 +1455,8 @@ moz_gtk_spin_paint(cairo_t *cr, GdkRecta
-     GtkStyleContext* style;
- 
-     ensure_spin_widget();
--    gtk_widget_set_direction(gSpinWidget, direction);
--    style = gtk_widget_get_style_context(gSpinWidget);
-+    gtk_widget_set_direction(gSpin.widget, direction);
-+    style = gSpin.spin.style;
-     gtk_style_context_save(style);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_SPINBUTTON);
-     gtk_render_background(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-@@ -1280,11 +1475,10 @@ moz_gtk_spin_updown_paint(cairo_t *cr, G
-     GtkStyleContext* style;
- 
-     ensure_spin_widget();
--    style = gtk_widget_get_style_context(gSpinWidget);
-+    style = gSpin.spin.style;
-     gtk_style_context_save(style);
--    gtk_style_context_add_class(style, GTK_STYLE_CLASS_SPINBUTTON);
-     gtk_style_context_set_state(style, 
GetStateFlagsFromGtkWidgetState(state));
--    gtk_widget_set_direction(gSpinWidget, direction);
-+    gtk_widget_set_direction(gSpin.widget, direction);
- 
-     gtk_render_background(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-     gtk_render_frame(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-@@ -1450,15 +1644,13 @@ moz_gtk_vpaned_paint(cairo_t *cr, GdkRec
- static gint
- moz_gtk_entry_paint(cairo_t *cr, GdkRectangle* rect,
-                     GtkWidgetState* state,
--                    GtkWidget* widget, GtkTextDirection direction)
-+                    MozGtkWidget* w, GtkTextDirection direction)
- {
-     gint x = rect->x, y = rect->y, width = rect->width, height = 
rect->height;
--    GtkStyleContext* style;
-     int draw_focus_outline_only = state->depressed; // 
NS_THEME_FOCUS_OUTLINE
-+    GtkStyleContext* style = w->entry.style;
- 
--    gtk_widget_set_direction(widget, direction);
--
--    style = gtk_widget_get_style_context(widget);
-+    gtk_widget_set_direction(w->widget, direction);
- 
-     if (draw_focus_outline_only) {
-         // Inflate the given 'rect' with the focus outline size.
-@@ -1478,10 +1670,9 @@ moz_gtk_entry_paint(cairo_t *cr, GdkRect
-      * textarea window uses gtk_paint_flat_box when exposed */
- 
-     /* This gets us a lovely greyish disabledish look */
--    gtk_widget_set_sensitive(widget, !state->disabled);
-+    gtk_widget_set_sensitive(w->widget, !state->disabled);
- 
-     gtk_style_context_save(style);
--    gtk_style_context_add_class(style, GTK_STYLE_CLASS_ENTRY);
-   
-     /* Now paint the shadow and focus border.
-      * We do like in gtk_entry_draw_frame, we first draw the shadow, a tad
-@@ -1531,7 +1722,7 @@ moz_gtk_treeview_paint(cairo_t *cr, GdkR
-     style = gtk_widget_get_style_context(gScrolledWindowWidget);
-     gtk_style_context_save(style);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_FRAME);    
--    gtk_style_context_get_border(style, state_flags, &border);
-+    moz_gtk_get_style_border(style, state_flags, &border);
-     xthickness = border.left;
-     ythickness = border.top;    
- 
-@@ -1702,7 +1893,7 @@ moz_gtk_combo_box_paint(cairo_t *cr, Gdk
-         if (direction == GTK_TEXT_DIR_LTR) {
-             GtkBorder padding;
-             GtkStateFlags state_flags = 
GetStateFlagsFromGtkWidgetState(state);
--            gtk_style_context_get_padding(style, state_flags, &padding);
-+            moz_gtk_get_style_padding(style, state_flags, &padding);
-             arrow_rect.x -= padding.left;
-         }
-         else
-@@ -1804,29 +1995,27 @@ moz_gtk_container_paint(cairo_t *cr, Gdk
-                         gboolean isradio, GtkTextDirection direction)
- {
-     GtkStateFlags state_flags = GetStateFlagsFromGtkWidgetState(state);
--    GtkStyleContext* style;
--    GtkWidget *widget;
-+    MozGtkWidget *widget;
- 
-     if (isradio) {
-         ensure_radiobutton_widget();
--        widget = gRadiobuttonWidget;
-+        widget = &gRadiobutton;
-     } else {
-         ensure_checkbox_widget();
--        widget = gCheckboxWidget;
-+        widget = &gCheckbox;
-     }
--    gtk_widget_set_direction(widget, direction);
-+    gtk_widget_set_direction(widget->widget, direction);
- 
--    style = gtk_widget_get_style_context(widget);
--    gtk_style_context_save(style);
--    gtk_style_context_set_state(style, state_flags);
-+    gtk_style_context_save(widget->check.style);
-+    gtk_style_context_set_state(widget->check.style, state_flags);
-   
-     /* this is for drawing a prelight box */
-     if (state_flags & GTK_STATE_FLAG_PRELIGHT) {
--        gtk_render_background(style, cr,
-+        gtk_render_background(widget->check.style, cr,
-                               rect->x, rect->y, rect->width, rect->height);
-     }
-   
--    gtk_style_context_restore(style);
-+    gtk_style_context_restore(widget->check.style);
-   
-     return MOZ_GTK_SUCCESS;
- }
-@@ -1836,32 +2025,26 @@ moz_gtk_toggle_label_paint(cairo_t *cr,
-                            GtkWidgetState* state, 
-                            gboolean isradio, GtkTextDirection direction)
- {
--    GtkStyleContext *style;
--    GtkWidget *widget;
-+    MozGtkWidget *widget;
- 
-     if (!state->focused)
-         return MOZ_GTK_SUCCESS;
- 
-     if (isradio) {
-         ensure_radiobutton_widget();
--        widget = gRadiobuttonWidget;
-+        widget = &gRadiobutton;
-     } else {
-         ensure_checkbox_widget();
--        widget = gCheckboxWidget;
-+        widget = &gCheckbox;
-     }
--    style = gtk_widget_get_style_context(widget);
--    gtk_style_context_save(style);
--    if (isradio) {
--      gtk_style_context_add_class(style, GTK_STYLE_CLASS_RADIO);
--    } else {
--      gtk_style_context_add_class(style, GTK_STYLE_CLASS_CHECK);
--    }
--    gtk_widget_set_direction(widget, direction);
-+    gtk_style_context_save(widget->check.styleLabel);
-+    gtk_widget_set_direction(widget->widget, direction);
- 
--    gtk_style_context_set_state(style, 
GetStateFlagsFromGtkWidgetState(state));
--    gtk_render_focus(style, cr,
-+    gtk_style_context_set_state(widget->check.styleLabel, 
-+                                GetStateFlagsFromGtkWidgetState(state));
-+    gtk_render_focus(widget->check.styleLabel, cr,
-                     rect->x, rect->y, rect->width, rect->height);
--    gtk_style_context_restore(style);
-+    gtk_style_context_restore(widget->check.styleLabel);
- 
-     return MOZ_GTK_SUCCESS;
- }
-@@ -1922,7 +2105,7 @@ moz_gtk_toolbar_separator_paint(cairo_t
-                           rect->height * (end_fraction - start_fraction));
-     } else {
-         GtkBorder padding;
--        gtk_style_context_get_padding(style, 0, &padding);
-+        gtk_style_context_get_padding(style, 
gtk_style_context_get_state(style), &padding);
-     
-         paint_width = padding.left;
-         if (paint_width > rect->width)
-@@ -2006,18 +2189,13 @@ static gint
- moz_gtk_progressbar_paint(cairo_t *cr, GdkRectangle* rect,
-                           GtkTextDirection direction)
- {
--    GtkStyleContext* style;
--
-     ensure_progress_widget();
--    gtk_widget_set_direction(gProgressWidget, direction);
-+    gtk_widget_set_direction(gProgressBar.widget, direction);
- 
--    style = gtk_widget_get_style_context(gProgressWidget);
--    gtk_style_context_save(style);
--    gtk_style_context_add_class(style, GTK_STYLE_CLASS_TROUGH);
--    
--    gtk_render_background(style, cr, rect->x, rect->y, rect->width, 
rect->height);
--    gtk_render_frame(style, cr, rect->x, rect->y, rect->width, 
rect->height);
--    gtk_style_context_restore(style);
-+    gtk_render_background(gProgressBar.progress.styleTrough, cr,
-+                          rect->x, rect->y, rect->width, rect->height);
-+    gtk_render_frame(gProgressBar.progress.styleTrough, cr,
-+                     rect->x, rect->y, rect->width, rect->height);
- 
-     return MOZ_GTK_SUCCESS;
- }
-@@ -2027,15 +2205,8 @@ moz_gtk_progress_chunk_paint(cairo_t *cr
-                              GtkTextDirection direction,
-                              GtkThemeWidgetType widget)
- {
--    GtkStyleContext* style;
--
-     ensure_progress_widget();
--    gtk_widget_set_direction(gProgressWidget, direction);
--
--    style = gtk_widget_get_style_context(gProgressWidget);
--    gtk_style_context_save(style);
--    gtk_style_context_remove_class(style, GTK_STYLE_CLASS_TROUGH);
--    gtk_style_context_add_class(style, GTK_STYLE_CLASS_PROGRESSBAR);
-+    gtk_widget_set_direction(gProgressBar.widget, direction);
- 
-     if (widget == MOZ_GTK_PROGRESS_CHUNK_INDETERMINATE ||
-         widget == MOZ_GTK_PROGRESS_CHUNK_VERTICAL_INDETERMINATE) {
-@@ -2074,12 +2245,14 @@ moz_gtk_progress_chunk_paint(cairo_t *cr
-     // gtk_render_activity was used to render progress chunks on GTK 
versions
-     // before 3.13.7, see bug 1173907.
-     if (!gtk_check_version(3, 13, 7)) {
--      gtk_render_background(style, cr, rect->x, rect->y, rect->width, 
rect->height);
--      gtk_render_frame(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-+      gtk_render_background(gProgressBar.progress.styleProgress, cr,
-+                            rect->x, rect->y, rect->width, rect->height);
-+      gtk_render_frame(gProgressBar.progress.styleProgress, cr,
-+                       rect->x, rect->y, rect->width, rect->height);
-     } else {
--      gtk_render_activity(style, cr, rect->x, rect->y, rect->width, 
rect->height);
-+      gtk_render_activity(gProgressBar.progress.styleProgress, cr,
-+                          rect->x, rect->y, rect->width, rect->height);
-     }
--    gtk_style_context_restore(style);
- 
-     return MOZ_GTK_SUCCESS;
- }
-@@ -2096,7 +2269,7 @@ moz_gtk_get_tab_thickness(void)
- 
-     style = gtk_widget_get_style_context(gTabWidget);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_NOTEBOOK);
--    gtk_style_context_get_border(style, 0, &border);
-+    gtk_style_context_get_border(style, gtk_style_context_get_state(style), 
&border);
- 
-     if (border.top < 2)
-         return 2; /* some themes don't set ythickness correctly */
-@@ -2292,7 +2465,7 @@ moz_gtk_tab_paint(cairo_t *cr, GdkRectan
-       gtk_style_context_save(style);
-       moz_gtk_tab_prepare_style_context(style, flags);
- 
--      gtk_style_context_get_padding(style, 
GetStateFlagsFromGtkWidgetState(state), &padding);
-+      moz_gtk_get_style_padding(style, 
GetStateFlagsFromGtkWidgetState(state), &padding);
- 
-       focusRect.x += padding.left;
-       focusRect.width -= (padding.left + padding.right);
-@@ -2408,7 +2581,7 @@ moz_gtk_tab_scroll_arrow_paint(cairo_t *
- }
- 
- static gint
--moz_gtk_menu_bar_paint(cairo_t *cr, GdkRectangle* rect,
-+moz_gtk_menu_bar_paint(cairo_t *cr, GdkRectangle* rect, GtkWidgetState* 
state,
-                        GtkTextDirection direction)
- {
-     GtkStyleContext* style;
-@@ -2468,7 +2641,7 @@ moz_gtk_menu_separator_paint(cairo_t *cr
-     border_width = 
gtk_container_get_border_width(GTK_CONTAINER(gMenuSeparatorWidget));
- 
-     style = gtk_widget_get_style_context(gMenuSeparatorWidget);
--    gtk_style_context_get_padding(style, 0, &padding);
-+    gtk_style_context_get_padding(style, 
gtk_style_context_get_state(style), &padding);
- 
-     x = rect->x + border_width;
-     y = rect->y + border_width;
-@@ -2521,7 +2694,8 @@ moz_gtk_menu_item_paint(cairo_t *cr, Gdk
-             item_widget = gMenuItemWidget;
-         }
-         style = gtk_widget_get_style_context(item_widget);
--        gtk_style_context_save(style);
-+// TODO - FIX!
-+//        gtk_style_context_save(style);
- 
-         if (flags & MOZ_TOPLEVEL_MENU_ITEM) {
-             gtk_style_context_add_class(style, GTK_STYLE_CLASS_MENUBAR);
-@@ -2540,7 +2714,7 @@ moz_gtk_menu_item_paint(cairo_t *cr, Gdk
- 
-         gtk_render_background(style, cr, x, y, w, h);
-         gtk_render_frame(style, cr, x, y, w, h);
--        gtk_style_context_restore(style);
-+//        gtk_style_context_restore(style);
-     }
- 
-     return MOZ_GTK_SUCCESS;
-@@ -2556,7 +2730,10 @@ moz_gtk_menu_arrow_paint(cairo_t *cr, Gd
- 
-     ensure_menu_item_widget();
-     gtk_widget_set_direction(gMenuItemWidget, direction);
--
-+/*
-+    state_flags |= (direction == GTK_TEXT_DIR_LTR) ? GTK_STATE_FLAG_DIR_LTR 
:
-+                                                     GTK_STATE_FLAG_DIR_RTL;
-+*/
-     style = gtk_widget_get_style_context(gMenuItemWidget);
-     gtk_style_context_save(style);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_MENUITEM);
-@@ -2606,7 +2783,7 @@ moz_gtk_check_menu_item_paint(cairo_t *c
-     }
-     
-     gtk_style_context_set_state(style, state_flags);
--    gtk_style_context_get_padding(style, state_flags, &padding);
-+    moz_gtk_get_style_padding(style, state_flags, &padding);
- 
-     offset = 
gtk_container_get_border_width(GTK_CONTAINER(gCheckMenuItemWidget)) +
-                                             padding.left + 2;
-@@ -2658,7 +2835,7 @@ moz_gtk_add_style_border(GtkStyleContext
- {
-     GtkBorder border;
- 
--    gtk_style_context_get_border(style, 0, &border);
-+    gtk_style_context_get_border(style, gtk_style_context_get_state(style), 
&border);
- 
-     *left += border.left;
-     *right += border.right;
-@@ -2667,12 +2844,22 @@ moz_gtk_add_style_border(GtkStyleContext
- }
- 
- static void
-+moz_gtk_get_style_border(GtkStyleContext* style, GtkStateFlags state_flags,
-+                         GtkBorder *border)
-+{
-+    gtk_style_context_save(style);
-+    gtk_style_context_set_state(style, state_flags);
-+    gtk_style_context_get_border(style, gtk_style_context_get_state(style), 
border);
-+    gtk_style_context_restore(style);
-+}
-+
-+static void
- moz_gtk_add_style_padding(GtkStyleContext* style,
-                           gint* left, gint* top, gint* right, gint* bottom)
- {
-     GtkBorder padding;
- 
--    gtk_style_context_get_padding(style, 0, &padding);
-+    gtk_style_context_get_padding(style, 
gtk_style_context_get_state(style), &padding);
- 
-     *left += padding.left;
-     *right += padding.right;
-@@ -2680,6 +2867,16 @@ moz_gtk_add_style_padding(GtkStyleContex
-     *bottom += padding.bottom;
- }
- 
-+static void
-+moz_gtk_get_style_padding(GtkStyleContext* style, GtkStateFlags state_flags,
-+                          GtkBorder *padding)
-+{
-+    gtk_style_context_save(style);
-+    gtk_style_context_set_state(style, state_flags);
-+    gtk_style_context_get_padding(style, 
gtk_style_context_get_state(style), padding);
-+    gtk_style_context_restore(style);
-+}
-+
- gint
- moz_gtk_get_widget_border(GtkThemeWidgetType widget, gint* left, gint* top,
-                           gint* right, gint* bottom, GtkTextDirection 
direction,
-@@ -2694,36 +2891,27 @@ moz_gtk_get_widget_border(GtkThemeWidget
-     case MOZ_GTK_TOOLBAR_BUTTON:
-         {
-             ensure_button_widget();
--            style = gtk_widget_get_style_context(gButtonWidget);
--
--            *left = *top = *right = *bottom = 
gtk_container_get_border_width(GTK_CONTAINER(gButtonWidget));
- 
--            if (widget == MOZ_GTK_TOOLBAR_BUTTON) {
--                gtk_style_context_save(style);
--                gtk_style_context_add_class(style, "image-button");
--            }
--              
--            moz_gtk_add_style_padding(style, left, top, right, bottom);
--                
--            if (widget == MOZ_GTK_TOOLBAR_BUTTON)
--                gtk_style_context_restore(style);
-+            *left = *top = *right = *bottom = 
gtk_container_get_border_width(GTK_CONTAINER(gButton.widget));
-+            moz_gtk_add_style_padding(gButton.button.style, left, top, 
right, bottom);
- 
-             // XXX: Subtract 1 pixel from the border to account for the 
added
-             // -moz-focus-inner border (Bug 1228281).
-             *left -= 1; *top -= 1; *right -= 1; *bottom -= 1;
--            moz_gtk_add_style_border(style, left, top, right, bottom);
-+            moz_gtk_add_style_border(gButton.button.style, left, top, 
right, bottom);
-+
-             return MOZ_GTK_SUCCESS;
-         }
-     case MOZ_GTK_ENTRY:
-         {
-             ensure_entry_widget();
--            style = gtk_widget_get_style_context(gEntryWidget);
- 
-             // XXX: Subtract 1 pixel from the padding to account for the 
default
-             // padding in forms.css. See bug 1187385.
-             *left = *top = *right = *bottom = -1;
--            moz_gtk_add_style_padding(style, left, top, right, bottom);
--            moz_gtk_add_style_border(style, left, top, right, bottom);
-+
-+            moz_gtk_add_style_padding(gEntry.entry.style, left, top, right, 
bottom);
-+            moz_gtk_add_style_border(gEntry.entry.style, left, top, right, 
bottom);
- 
-             return MOZ_GTK_SUCCESS;
-         }
-@@ -2759,7 +2947,7 @@ moz_gtk_get_widget_border(GtkThemeWidget
-         break;
-     case MOZ_GTK_DROPDOWN_ENTRY:
-         ensure_combo_box_entry_widgets();
--        w = gComboBoxEntryTextareaWidget;
-+        w = gComboBoxEntryTextarea.widget;
-         break;
-     case MOZ_GTK_DROPDOWN_ARROW:
-         ensure_combo_box_entry_widgets();
-@@ -2795,7 +2983,7 @@ moz_gtk_get_widget_border(GtkThemeWidget
- 
-                 if (!wide_separators) {
-                     style = 
gtk_widget_get_style_context(gComboBoxSeparatorWidget);
--                    gtk_style_context_get_border(style, 0, &border);
-+                    gtk_style_context_get_border(style, 
gtk_style_context_get_state(style), &border);
-                     separator_width = border.left;
-                 }
-             }
-@@ -2814,14 +3002,17 @@ moz_gtk_get_widget_border(GtkThemeWidget
-         w = gTabWidget;
-         break;
-     case MOZ_GTK_PROGRESSBAR:
--        ensure_progress_widget();
--        w = gProgressWidget;
--        break;
-+        {
-+            ensure_progress_widget();
-+            moz_gtk_add_style_border(gProgressBar.progress.styleTrough,
-+                                     left, top, right, bottom);
-+            return MOZ_GTK_SUCCESS;
-+        }
-     case MOZ_GTK_SPINBUTTON_ENTRY:
-     case MOZ_GTK_SPINBUTTON_UP:
-     case MOZ_GTK_SPINBUTTON_DOWN:
-         ensure_spin_widget();
--        w = gSpinWidget;
-+        w = gSpin.widget;
-         break;
-     case MOZ_GTK_SCALE_HORIZONTAL:
-         ensure_scale_widget();
-@@ -2840,12 +3031,13 @@ moz_gtk_get_widget_border(GtkThemeWidget
-         {
-             if (widget == MOZ_GTK_CHECKBUTTON_CONTAINER) {
-                 ensure_checkbox_widget();
--                w = gCheckboxWidget;
-+                w = gCheckbox.widget;
-+                style = gCheckbox.check.styleCheck;
-             } else {
-                 ensure_radiobutton_widget();
--                w = gRadiobuttonWidget;
-+                w = gRadiobutton.widget;
-+                style = gRadiobutton.check.styleCheck;
-             }
--            style = gtk_widget_get_style_context(w);
- 
-             *left = *top = *right = *bottom = 
gtk_container_get_border_width(GTK_CONTAINER(w));
-             moz_gtk_add_style_border(style,
-@@ -2978,6 +3170,32 @@ moz_gtk_get_combo_box_entry_button_size(
- }
- 
- gint
-+moz_gtk_get_entry_height(gint* height)
-+{
-+    GtkRequisition requisition;
-+    ensure_entry_widget();
-+
-+    gtk_widget_get_preferred_size(gEntry.widget, NULL, &requisition);
-+    *height = requisition.height;
-+
-+    return MOZ_GTK_SUCCESS;
-+}
-+
-+
-+gint
-+moz_gtk_get_button_height(gint* height)
-+{
-+    GtkRequisition requisition;
-+    ensure_entry_widget();
-+
-+    gtk_widget_get_preferred_size(gButton.widget, NULL, &requisition);
-+    *height = requisition.height;
-+
-+    return MOZ_GTK_SUCCESS;
-+}
-+
-+
-+gint
- moz_gtk_get_tab_scroll_arrow_size(gint* width, gint* height)
- {
-     gint arrow_size;
-@@ -3030,7 +3248,7 @@ moz_gtk_get_toolbar_separator_width(gint
-                          "separator-width", &separator_width,
-                          NULL);
-     /* Just in case... */
--    gtk_style_context_get_border(style, 0, &border);
-+    gtk_style_context_get_border(style, gtk_style_context_get_state(style), 
&border);
-     *size = MAX(*size, (wide_separators ? separator_width : border.left));
-     return MOZ_GTK_SUCCESS;
- }
-@@ -3072,7 +3290,7 @@ moz_gtk_get_menu_separator_height(gint *
-     border_width = 
gtk_container_get_border_width(GTK_CONTAINER(gMenuSeparatorWidget));
- 
-     style = gtk_widget_get_style_context(gMenuSeparatorWidget);
--    gtk_style_context_get_padding(style, 0, &padding);
-+    gtk_style_context_get_padding(style, 
gtk_style_context_get_state(style), &padding);
- 
-     gtk_style_context_save(style);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_SEPARATOR);
-@@ -3130,15 +3348,21 @@ moz_gtk_get_scrollbar_metrics(MozGtkScro
- {
-     ensure_scrollbar_widget();
- 
--    gtk_widget_style_get (gHorizScrollbarWidget,
-+    gtk_widget_style_get (gHorizScrollbar.widget,
-                           "slider_width", &metrics->slider_width,
-                           "trough_border", &metrics->trough_border,
-                           "stepper_size", &metrics->stepper_size,
-                           "stepper_spacing", &metrics->stepper_spacing,
-                           NULL);
- 
--    metrics->min_slider_size = 
--        gtk_range_get_min_slider_size(GTK_RANGE(gHorizScrollbarWidget));
-+    if (!gtk_check_version(3,19,7)) {
-+        gtk_style_context_get(gVertScrollbar.scroll.styleSlider, 
-+                              
gtk_style_context_get_state(gVertScrollbar.scroll.styleSlider), 
-+                              "min-height", &metrics->min_slider_size, 
NULL);
-+    } else {
-+        metrics->min_slider_size = 
-+            gtk_range_get_min_slider_size(GTK_RANGE(gVertScrollbar.widget));
-+    }
- 
-     return MOZ_GTK_SUCCESS;
- }
-@@ -3163,7 +3387,7 @@ moz_gtk_images_in_buttons()
-     GtkSettings* settings;
- 
-     ensure_button_widget();
--    settings = gtk_widget_get_settings(gButtonWidget);
-+    settings = gtk_widget_get_settings(gButton.widget);
- 
-     g_object_get(settings, "gtk-button-images", &result, NULL);
-     return result;
-@@ -3191,7 +3415,7 @@ moz_gtk_widget_paint(GtkThemeWidgetType
-         }
-         ensure_button_widget();
-         return moz_gtk_button_paint(cr, rect, state,
--                                    (GtkReliefStyle) flags, gButtonWidget,
-+                                    (GtkReliefStyle) flags, gButton.widget,
-                                     direction);
-         break;
-     case MOZ_GTK_CHECKBUTTON:
-@@ -3241,7 +3465,7 @@ moz_gtk_widget_paint(GtkThemeWidgetType
-     case MOZ_GTK_SPINBUTTON_ENTRY:
-         ensure_spin_widget();
-         return moz_gtk_entry_paint(cr, rect, state,
--                                   gSpinWidget, direction);
-+                                   &gSpin, direction);
-         break;
-     case MOZ_GTK_GRIPPER:
-         return moz_gtk_gripper_paint(cr, rect, state,
-@@ -3268,7 +3492,7 @@ moz_gtk_widget_paint(GtkThemeWidgetType
-     case MOZ_GTK_ENTRY:
-         ensure_entry_widget();
-         return moz_gtk_entry_paint(cr, rect, state,
--                                   gEntryWidget, direction);
-+                                   &gEntry, direction);
-         break;
-     case MOZ_GTK_DROPDOWN:
-         return moz_gtk_combo_box_paint(cr, rect, state, direction);
-@@ -3280,7 +3504,7 @@ moz_gtk_widget_paint(GtkThemeWidgetType
-     case MOZ_GTK_DROPDOWN_ENTRY:
-         ensure_combo_box_entry_widgets();
-         return moz_gtk_entry_paint(cr, rect, state,
--                                   gComboBoxEntryTextareaWidget, direction);
-+                                   &gComboBoxEntryTextarea, direction);
-         break;
-     case MOZ_GTK_CHECKBUTTON_CONTAINER:
-     case MOZ_GTK_RADIOBUTTON_CONTAINER:
-@@ -3332,7 +3556,7 @@ moz_gtk_widget_paint(GtkThemeWidgetType
-                                               (GtkArrowType) flags, 
direction);
-         break;
-     case MOZ_GTK_MENUBAR:
--        return moz_gtk_menu_bar_paint(cr, rect, direction);
-+        return moz_gtk_menu_bar_paint(cr, rect, state, direction);
-         break;
-     case MOZ_GTK_MENUPOPUP:
-         return moz_gtk_menu_popup_paint(cr, rect, direction);
-@@ -3383,7 +3607,7 @@ GtkWidget* moz_gtk_get_scrollbar_widget(
- {
-     MOZ_ASSERT(is_initialized, "Forgot to call moz_gtk_init()");
-     ensure_scrollbar_widget();
--    return gHorizScrollbarWidget;
-+    return gVertScrollbar.widget;
- }
- 
- gboolean moz_gtk_has_scrollbar_buttons(void)
-@@ -3391,7 +3615,7 @@ gboolean moz_gtk_has_scrollbar_buttons(v
-     gboolean backward, forward, secondary_backward, secondary_forward;
-     MOZ_ASSERT(is_initialized, "Forgot to call moz_gtk_init()");
-     ensure_scrollbar_widget();
--    gtk_widget_style_get (gHorizScrollbarWidget,
-+    gtk_widget_style_get (gHorizScrollbar.widget,
-                           "has-backward-stepper", &backward,
-                           "has-forward-stepper", &forward,
-                           "has-secondary-backward-stepper", 
&secondary_backward,
-@@ -3415,17 +3639,19 @@ moz_gtk_shutdown()
- 
-     gProtoWindow = NULL;
-     gProtoLayout = NULL;
--    gButtonWidget = NULL;
-+
-+    // MozWidgets
-+    moz_gtk_widget_free(&gButton);
-     gToggleButtonWidget = NULL;
-     gButtonArrowWidget = NULL;
--    gCheckboxWidget = NULL;
--    gRadiobuttonWidget = NULL;
--    gHorizScrollbarWidget = NULL;
--    gVertScrollbarWidget = NULL;
--    gSpinWidget = NULL;
-+    moz_gtk_widget_free(&gCheckbox);
-+    moz_gtk_widget_free(&gRadiobutton);
-+    moz_gtk_widget_free(&gHorizScrollbar);
-+    moz_gtk_widget_free(&gVertScrollbar);
-+    moz_gtk_widget_free(&gSpin);
-     gHScaleWidget = NULL;
-     gVScaleWidget = NULL;
--    gEntryWidget = NULL;
-+    moz_gtk_widget_free(&gEntry);
-     gComboBoxWidget = NULL;
-     gComboBoxButtonWidget = NULL;
-     gComboBoxSeparatorWidget = NULL;
-@@ -3433,12 +3659,12 @@ moz_gtk_shutdown()
-     gComboBoxEntryWidget = NULL;
-     gComboBoxEntryButtonWidget = NULL;
-     gComboBoxEntryArrowWidget = NULL;
--    gComboBoxEntryTextareaWidget = NULL;
-+    moz_gtk_widget_free(&gComboBoxEntryTextarea);
-     gHandleBoxWidget = NULL;
-     gToolbarWidget = NULL;
-     gStatusbarWidget = NULL;
-     gFrameWidget = NULL;
--    gProgressWidget = NULL;
-+    moz_gtk_widget_free(&gProgressBar);
-     gTabWidget = NULL;
-     gTooltipWidget = NULL;
-     gMenuBarWidget = NULL;
-diff -up firefox-46.0/widget/gtk/gtkdrawing.h.gtk3-20 
firefox-46.0/widget/gtk/gtkdrawing.h
---- firefox-46.0/widget/gtk/gtkdrawing.h.gtk3-20       2016-04-22 
02:37:27.000000000 +0200
-+++ firefox-46.0/widget/gtk/gtkdrawing.h       2016-04-25 14:42:42.000000000 
+0200
-@@ -67,6 +67,13 @@ typedef enum {
-   MOZ_GTK_TAB_SELECTED        = 1 << 10
- } GtkTabFlags;
- 
-+typedef struct {
-+  GType type;
-+  const gchar *name;
-+  const gchar *class1;
-+  const gchar *class2;
-+} GtkCssNode;
-+
- /** flags for menuitems **/
- typedef enum {
-   /* menuitem is part of the menubar */
-@@ -396,6 +403,9 @@ void
- moz_gtk_get_arrow_size(GtkThemeWidgetType widgetType,
-                        gint* width, gint* height);
- 
-+gint moz_gtk_get_entry_height(gint* height);
-+gint moz_gtk_get_button_height(gint* height);
-+
- /**
-  * Get the desired size of a toolbar separator
-  * size:    [OUT] the desired width
-@@ -466,6 +476,12 @@ gboolean moz_gtk_images_in_buttons(void)
-  */
- gboolean moz_gtk_has_scrollbar_buttons(void);
- 
-+
-+GtkStyleContext *
-+moz_gtk_style_create(GtkCssNode *node, GtkStyleContext *parent);
-+
-+
-+
- #ifdef __cplusplus
- }
- #endif /* __cplusplus */
-diff -up firefox-46.0/widget/gtk/mozgtk/mozgtk.c.gtk3-20 
firefox-46.0/widget/gtk/mozgtk/mozgtk.c
---- firefox-46.0/widget/gtk/mozgtk/mozgtk.c.gtk3-20    2016-04-22 
02:37:27.000000000 +0200
-+++ firefox-46.0/widget/gtk/mozgtk/mozgtk.c    2016-04-25 14:46:15.299592716 
+0200
-@@ -504,6 +504,11 @@ STUB(gtk_window_set_type_hint)
- STUB(gtk_window_set_wmclass)
- STUB(gtk_window_unfullscreen)
- STUB(gtk_window_unmaximize)
-+STUB(gtk_widget_get_preferred_height_and_baseline_for_width)
-+STUB(gtk_entry_get_text_area)
-+STUB(gtk_check_menu_item_get_type)
-+STUB(gtk_spin_button_get_type)
-+STUB(gtk_button_get_type)
- #endif
- 
- #ifdef GTK3_SYMBOLS
-@@ -581,6 +586,13 @@ STUB(gtk_color_chooser_get_type)
- STUB(gtk_color_chooser_set_rgba)
- STUB(gtk_color_chooser_get_rgba)
- STUB(gtk_color_chooser_set_use_alpha)
-+STUB(gtk_style_context_get_path)
-+STUB(gtk_widget_path_copy)
-+STUB(gtk_widget_path_iter_set_object_name)
-+STUB(gtk_widget_path_iter_add_class)
-+STUB(gtk_widget_path_iter_get_state)
-+STUB(gtk_style_context_set_parent)
-+STUB(gtk_widget_path_unref)
- #endif
- 
- #ifdef GTK2_SYMBOLS
-diff -up firefox-46.0/widget/gtk/nsLookAndFeel.cpp.gtk3-20 
firefox-46.0/widget/gtk/nsLookAndFeel.cpp
---- firefox-46.0/widget/gtk/nsLookAndFeel.cpp.gtk3-20  2016-04-22 
02:37:27.000000000 +0200
-+++ firefox-46.0/widget/gtk/nsLookAndFeel.cpp  2016-04-25 14:18:25.000000000 
+0200
-@@ -353,14 +353,18 @@ nsLookAndFeel::NativeGetColor(ColorID aI
-     case eColorID_activeborder:
-         // active window border
-         gtk_style_context_get_border_color(mBackgroundStyle, 
--                                           GTK_STATE_FLAG_NORMAL, 
&gdk_color);
-+                                           
gtk_style_context_get_state(mBackgroundStyle), 
-+                                           &gdk_color);
-         aColor = GDK_RGBA_TO_NS_RGBA(gdk_color);
-         break;
-     case eColorID_inactiveborder:
-         // inactive window border
-+        gtk_style_context_save(mBackgroundStyle);
-+        gtk_style_context_set_state(mBackgroundStyle, 
GTK_STATE_FLAG_INSENSITIVE);
-         gtk_style_context_get_border_color(mBackgroundStyle, 
--                                           GTK_STATE_FLAG_INSENSITIVE, 
-+                                           
gtk_style_context_get_state(mBackgroundStyle), 
-                                            &gdk_color);
-+        gtk_style_context_restore(mBackgroundStyle);
-         aColor = GDK_RGBA_TO_NS_RGBA(gdk_color);
-         break;
-     case eColorID_graytext: // disabled text in windows, menus, etc.
-@@ -369,9 +373,12 @@ nsLookAndFeel::NativeGetColor(ColorID aI
-         break;
-     case eColorID_inactivecaption:
-         // inactive window caption
-+        gtk_style_context_save(mBackgroundStyle);
-+        gtk_style_context_set_state(mBackgroundStyle, 
GTK_STATE_FLAG_INSENSITIVE);
-         gtk_style_context_get_background_color(mBackgroundStyle, 
--                                               GTK_STATE_FLAG_INSENSITIVE, 
-+                                               
gtk_style_context_get_state(mBackgroundStyle), 
-                                                &gdk_color);
-+        gtk_style_context_restore(mBackgroundStyle);
-         aColor = GDK_RGBA_TO_NS_RGBA(gdk_color);
-         break;
- #endif
-@@ -497,13 +504,17 @@ nsLookAndFeel::NativeGetColor(ColorID aI
-     case eColorID__moz_buttondefault:
-       // default button border color
-         gtk_style_context_get_border_color(mButtonStyle, 
--                                           GTK_STATE_FLAG_NORMAL, 
&gdk_color);
-+                                           
gtk_style_context_get_state(mButtonStyle),
-+                                           &gdk_color);
-         aColor = GDK_RGBA_TO_NS_RGBA(gdk_color);
-         break;
-     case eColorID__moz_buttonhoverface:
-+        gtk_style_context_save(mButtonStyle);
-+        gtk_style_context_set_state(mButtonStyle, GTK_STATE_FLAG_PRELIGHT);
-         gtk_style_context_get_background_color(mButtonStyle, 
--                                               GTK_STATE_FLAG_PRELIGHT, 
-+                                               
gtk_style_context_get_state(mButtonStyle), 
-                                                &gdk_color);
-+        gtk_style_context_restore(mButtonStyle);
-         aColor = GDK_RGBA_TO_NS_RGBA(gdk_color);
-         break;
-     case eColorID__moz_buttonhovertext:
-@@ -1110,7 +1121,7 @@ nsLookAndFeel::Init()
-     style = create_context(path);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_SCROLLBAR);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_TROUGH);
--    gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL, 
&color);
-+    gtk_style_context_get_background_color(style, 
gtk_style_context_get_state(style), &color);
-     sMozScrollbar = GDK_RGBA_TO_NS_RGBA(color);
-     g_object_unref(style);
- 
-@@ -1118,18 +1129,18 @@ nsLookAndFeel::Init()
-     style = create_context(path);
-     gtk_style_context_save(style);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_BACKGROUND);
--    gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL, 
&color);
-+    gtk_style_context_get_background_color(style, 
gtk_style_context_get_state(style), &color);
-     sMozWindowBackground = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sMozWindowText = GDK_RGBA_TO_NS_RGBA(color);
-     gtk_style_context_restore(style);
- 
-     // tooltip foreground and background
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_TOOLTIP);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_BACKGROUND);
--    gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL, 
&color);
-+    gtk_style_context_get_background_color(style, 
gtk_style_context_get_state(style), &color);
-     sInfoBackground = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sInfoText = GDK_RGBA_TO_NS_RGBA(color);
-     g_object_unref(style);
- 
-@@ -1144,20 +1155,26 @@ nsLookAndFeel::Init()
-     gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
- 
-     style = gtk_widget_get_style_context(accel_label);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sMenuText = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_INSENSITIVE, &color);
-+    gtk_style_context_save(style);
-+    gtk_style_context_set_state(style, GTK_STATE_FLAG_INSENSITIVE);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sMenuTextInactive = GDK_RGBA_TO_NS_RGBA(color);
-+    gtk_style_context_restore(style);
- 
-     style = gtk_widget_get_style_context(menu);
--    gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL, 
&color);
-+    gtk_style_context_get_background_color(style, 
gtk_style_context_get_state(style), &color);
-     sMenuBackground = GDK_RGBA_TO_NS_RGBA(color);
- 
-     style = gtk_widget_get_style_context(menuitem);
--    gtk_style_context_get_background_color(style, GTK_STATE_FLAG_PRELIGHT, 
&color);
-+    gtk_style_context_save(style);
-+    gtk_style_context_set_state(style, GTK_STATE_FLAG_PRELIGHT);
-+    gtk_style_context_get_background_color(style, 
gtk_style_context_get_state(style), &color);
-     sMenuHover = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_PRELIGHT, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sMenuHoverText = GDK_RGBA_TO_NS_RGBA(color);
-+    gtk_style_context_restore(style);
- 
-     g_object_unref(menu);
- #endif
-@@ -1266,44 +1283,54 @@ nsLookAndFeel::Init()
-             GDK_COLOR_TO_NS_RGB(style->dark[GTK_STATE_NORMAL]);
-     }
- #else
-+    GtkCssNode labelPath[] = {
-+       { GTK_TYPE_LABEL, "label", "view", NULL },
-+       { G_TYPE_NONE, "selection", NULL, NULL }
-+    };
-+
-+    GtkStyleContext *styleLabel;
-+    GtkStyleContext *styleSelection;
-+    GtkBorder padding;
-+
-     // Text colors
--    style = gtk_widget_get_style_context(textView);
--    gtk_style_context_save(style);
--    gtk_style_context_add_class(style, GTK_STYLE_CLASS_VIEW);
--    gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL, 
&color);
-+    styleLabel = moz_gtk_style_create(labelPath, NULL);
-+    styleSelection = moz_gtk_style_create(labelPath+1, styleLabel);
-+
-+    gtk_style_context_get_background_color(styleLabel, 
gtk_style_context_get_state(styleLabel), &color);
-     sMozFieldBackground = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(styleLabel, 
gtk_style_context_get_state(styleLabel), &color);
-     sMozFieldText = GDK_RGBA_TO_NS_RGBA(color);
- 
-     // Selected text and background
--    gtk_style_context_get_background_color(style,
--        
static_cast<GtkStateFlags>(GTK_STATE_FLAG_FOCUSED|GTK_STATE_FLAG_SELECTED),
--        &color);
-+    gtk_style_context_get_background_color(styleSelection, 
gtk_style_context_get_state(styleSelection), &color);
-     sTextSelectedBackground = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style,
--        
static_cast<GtkStateFlags>(GTK_STATE_FLAG_FOCUSED|GTK_STATE_FLAG_SELECTED),
--        &color);
-+    gtk_style_context_get_color(styleSelection, 
gtk_style_context_get_state(styleSelection), &color);
-     sTextSelectedText = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_restore(style);
- 
-     // Button text, background, border
-     style = gtk_widget_get_style_context(label);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sButtonText = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_PRELIGHT, &color);
-+    gtk_style_context_save(style);
-+    gtk_style_context_set_state(style, GTK_STATE_FLAG_PRELIGHT);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sButtonHoverText = GDK_RGBA_TO_NS_RGBA(color);
-+    gtk_style_context_restore(style);
- 
-     // Combobox text color
-     style = gtk_widget_get_style_context(comboboxLabel);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sComboBoxText = GDK_RGBA_TO_NS_RGBA(color);
- 
-     // Menubar text and hover text colors    
-     style = gtk_widget_get_style_context(menuBar);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sMenuBarText = GDK_RGBA_TO_NS_RGBA(color);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_PRELIGHT, &color);
-+    gtk_style_context_save(style);
-+    gtk_style_context_set_state(style, GTK_STATE_FLAG_PRELIGHT);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sMenuBarHoverText = GDK_RGBA_TO_NS_RGBA(color);
-+    gtk_style_context_restore(style);
- 
-     // GTK's guide to fancy odd row background colors:
-     // 1) Check if a theme explicitly defines an odd row color
-@@ -1316,7 +1343,7 @@ nsLookAndFeel::Init()
-     // Get odd row background color
-     gtk_style_context_save(style);
-     gtk_style_context_add_region(style, GTK_STYLE_REGION_ROW, 
GTK_REGION_ODD);
--    gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL, 
&color);
-+    gtk_style_context_get_background_color(style, 
gtk_style_context_get_state(style), &color);
-     sOddCellBackground = GDK_RGBA_TO_NS_RGBA(color);
-     gtk_style_context_restore(style);
- 
-@@ -1334,9 +1361,11 @@ nsLookAndFeel::Init()
-     gtk_container_add(GTK_CONTAINER(parent), infoBar);
-     gtk_container_add(GTK_CONTAINER(infoBarContent), infoBarLabel);
-     style = gtk_widget_get_style_context(infoBarLabel);
-+    gtk_style_context_save(style);
-     gtk_style_context_add_class(style, GTK_STYLE_CLASS_INFO);
--    gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
-+    gtk_style_context_get_color(style, gtk_style_context_get_state(style), 
&color);
-     sInfoBarText = GDK_RGBA_TO_NS_RGBA(color);
-+    gtk_style_context_restore(style);
- #endif
-     // Some themes have a unified menu bar, and support window dragging on 
it
-     gboolean supports_menubar_drag = FALSE;
-diff -up firefox-46.0/widget/gtk/nsNativeThemeGTK.cpp.gtk3-20 
firefox-46.0/widget/gtk/nsNativeThemeGTK.cpp
---- firefox-46.0/widget/gtk/nsNativeThemeGTK.cpp.gtk3-20       2016-04-25 
14:46:15.300592722 +0200
-+++ firefox-46.0/widget/gtk/nsNativeThemeGTK.cpp       2016-04-25 
14:40:42.000000000 +0200
-@@ -1567,9 +1567,6 @@ nsNativeThemeGTK::GetMinimumWidgetSize(n
-   case NS_THEME_RADIO_CONTAINER:
-   case NS_THEME_CHECKBOX_LABEL:
-   case NS_THEME_RADIO_LABEL:
--  case NS_THEME_BUTTON:
--  case NS_THEME_DROPDOWN:
--  case NS_THEME_TOOLBAR_BUTTON:
-   case NS_THEME_TREEVIEW_HEADER_CELL:
-     {
-       if (aWidgetType == NS_THEME_DROPDOWN) {
-@@ -1588,6 +1585,21 @@ nsNativeThemeGTK::GetMinimumWidgetSize(n
-       aResult->height += border.top + border.bottom;
-     }
-     break;
-+  case NS_THEME_BUTTON:
-+  case NS_THEME_DROPDOWN:
-+  case NS_THEME_TOOLBAR_BUTTON:
-+    {
-+        moz_gtk_get_button_height(&aResult->height);
-+    }
-+    break;
-+  case NS_THEME_FOCUS_OUTLINE:
-+  case NS_THEME_NUMBER_INPUT:
-+  case NS_THEME_TEXTFIELD:
-+  case NS_THEME_TEXTFIELD_MULTILINE:
-+    {
-+        moz_gtk_get_entry_height(&aResult->height);
-+    } 
-+    break;
-   case NS_THEME_TOOLBAR_SEPARATOR:
-     {
-       gint separator_width;
diff --git a/http/firefox-esr/gcc6.patch b/http/firefox-esr/gcc6.patch
deleted file mode 100644
index 0572e4e..0000000
--- a/http/firefox-esr/gcc6.patch
+++ /dev/null
@@ -1,48 +0,0 @@
-diff --git a/config/gcc-stl-wrapper.template.h 
b/config/gcc-stl-wrapper.template.h
---- a/config/gcc-stl-wrapper.template.h
-+++ b/config/gcc-stl-wrapper.template.h
-@@ -12,33 +12,39 @@
- // compiling ObjC.
- #if defined(__EXCEPTIONS) && __EXCEPTIONS && !(__OBJC__ && __GNUC__ && 
XP_IOS)
- #  error "STL code can only be used with -fno-exceptions"
- #endif
- 
- // Silence "warning: #include_next is a GCC extension"
- #pragma GCC system_header
- 
-+#ifndef moz_dont_include_mozalloc_for_cstdlib
-+#  define moz_dont_include_mozalloc_for_cstdlib
-+#endif
-+#ifndef moz_dont_include_mozalloc_for_${HEADER}
- // mozalloc.h wants <new>; break the cycle by always explicitly
- // including <new> here.  NB: this is a tad sneaky.  Sez the gcc docs:
- //
- //    `#include_next' does not distinguish between <file> and "file"
- //    inclusion, nor does it check that the file you specify has the
- //    same name as the current file. It simply looks for the file
- //    named, starting with the directory in the search path after the
- //    one where the current file was found.
--#include_next <new>
-+#  include_next <new>
- 
- // See if we're in code that can use mozalloc.  NB: this duplicates
- // code in nscore.h because nscore.h pulls in prtypes.h, and chromium
- // can't build with that being included before base/basictypes.h.
--#if !defined(XPCOM_GLUE) && !defined(NS_NO_XPCOM) && 
!defined(MOZ_NO_MOZALLOC)
--#  include "mozilla/mozalloc.h"
--#else
--#  error "STL code can only be used with infallible ::operator new()"
-+#  if !defined(XPCOM_GLUE) && !defined(NS_NO_XPCOM) && 
!defined(MOZ_NO_MOZALLOC)
-+#    include "mozilla/mozalloc.h"
-+#  else
-+#    error "STL code can only be used with infallible ::operator new()"
-+#  endif
-+
- #endif
- 
- #if defined(DEBUG) && !defined(_GLIBCXX_DEBUG)
- // Enable checked iterators and other goodies
- //
- // FIXME/bug 551254: gcc's debug STL implementation requires -frtti.
- // Figure out how to resolve this with -fno-rtti.  Maybe build with
- // -frtti in DEBUG builds?
diff --git a/http/firefox-esr/patches/2001_system_harfbuzz.patch 
b/http/firefox-esr/patches/2001_system_harfbuzz.patch
new file mode 100644
index 0000000..4ca31b3
--- /dev/null
+++ b/http/firefox-esr/patches/2001_system_harfbuzz.patch
@@ -0,0 +1,283 @@
+From: Jan Beich <jbeich AT FreeBSD.org>
+
+Add ability to use system-harfbuzz instead of bundled.
+
+https://bugzilla.mozilla.org/show_bug.cgi?id=847568
+
+diff --git a/config/Makefile.in b/config/Makefile.in
+--- a/config/Makefile.in
++++ b/config/Makefile.in
+@@ -36,16 +36,17 @@ ifdef WRAP_SYSTEM_INCLUDES
+ export-preqs = \
+   $(call mkdir_deps,system_wrappers) \
+   $(NULL)
+ 
+ export:: $(export-preqs)
+       $(PYTHON) -m mozbuild.action.preprocessor $(DEFINES) $(ACDEFINES) \
+               -DMOZ_TREE_CAIRO=$(MOZ_TREE_CAIRO) \
+               -DMOZ_TREE_PIXMAN=$(MOZ_TREE_PIXMAN) \
++              -DMOZ_SYSTEM_HARFBUZZ=$(MOZ_SYSTEM_HARFBUZZ) \
+               -DMOZ_SYSTEM_HUNSPELL=$(MOZ_SYSTEM_HUNSPELL) \
+               -DMOZ_SYSTEM_BZ2=$(MOZ_SYSTEM_BZ2) \
+               -DMOZ_SYSTEM_ZLIB=$(MOZ_SYSTEM_ZLIB) \
+               -DMOZ_SYSTEM_PNG=$(MOZ_SYSTEM_PNG) \
+               -DMOZ_SYSTEM_JPEG=$(MOZ_SYSTEM_JPEG) \
+               -DMOZ_SYSTEM_LIBEVENT=$(MOZ_SYSTEM_LIBEVENT) \
+               -DMOZ_SYSTEM_LIBVPX=$(MOZ_SYSTEM_LIBVPX) \
+               -DMOZ_SYSTEM_ICU=$(MOZ_SYSTEM_ICU) \
+diff --git a/config/system-headers b/config/system-headers
+--- a/config/system-headers
++++ b/config/system-headers
+@@ -1260,16 +1260,21 @@ zlib.h
+ #ifdef MOZ_ENABLE_STARTUP_NOTIFICATION
+ libsn/sn.h
+ libsn/sn-common.h
+ libsn/sn-launchee.h
+ libsn/sn-launcher.h
+ libsn/sn-monitor.h
+ libsn/sn-util.h
+ #endif
++#if MOZ_SYSTEM_HARFBUZZ==1
++harfbuzz/hb-glib.h
++harfbuzz/hb-ot.h
++harfbuzz/hb.h
++#endif
+ #if MOZ_SYSTEM_HUNSPELL==1
+ hunspell.hxx
+ #endif
+ #if MOZ_SYSTEM_BZ2==1
+ bzlib.h
+ #endif
+ #ifdef MOZ_ENABLE_GIO
+ gio/gio.h
+diff --git a/dom/base/moz.build b/dom/base/moz.build
+--- a/dom/base/moz.build
++++ b/dom/base/moz.build
+@@ -472,16 +472,19 @@ include('/ipc/chromium/chromium-config.m
+ FINAL_LIBRARY = 'xul'
+ 
+ if CONFIG['MOZ_BUILD_APP'] in ['browser', 'mobile/android', 'xulrunner']:
+     DEFINES['HAVE_SIDEBAR'] = True
+ 
+ if CONFIG['MOZ_X11']:
+     CXXFLAGS += CONFIG['TK_CFLAGS']
+ 
++if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    CXXFLAGS += CONFIG['MOZ_HARFBUZZ_CFLAGS']
++
+ GENERATED_FILES += [
+     'PropertyUseCounterMap.inc',
+     'UseCounterList.h',
+ ]
+ 
+ countermap = GENERATED_FILES['PropertyUseCounterMap.inc']
+ countermap.script = 'gen-usecounters.py:property_map'
+ countermap.inputs = ['UseCounters.conf']
+diff --git a/gfx/harfbuzz/README-mozilla b/gfx/harfbuzz/README-mozilla
+--- a/gfx/harfbuzz/README-mozilla
++++ b/gfx/harfbuzz/README-mozilla
+@@ -14,8 +14,13 @@ this file when updating harfbuzz, and ch
+ 
+ The normal approach to updating harfbuzz, therefore, is to pull the latest 
HB
+ source into a scratch directory and do a local build; then copy the original
+ sources AND the generated header mentioned above from the build directory 
into
+ the mozilla tree.
+ 
+ If the collection of source files changes, manual updates to moz.build may 
be
+ needed, as we don't use the upstream makefiles.
++
++The in-tree copy may be omitted during build by --with-system-harfbuzz.
++Make sure to keep pkg-config version check within toolkit/moz.configure in 
sync
++with checkout version or increment latest tag by one if it's not based
++on upstream release.
+diff --git a/gfx/moz.build b/gfx/moz.build
+--- a/gfx/moz.build
++++ b/gfx/moz.build
+@@ -2,26 +2,28 @@
+ # vim: set filetype=python:
+ # This Source Code Form is subject to the terms of the Mozilla Public
+ # License, v. 2.0. If a copy of the MPL was not distributed with this
+ # file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ 
+ if CONFIG['MOZ_TREE_CAIRO']:
+     DIRS += ['cairo']
+ 
++if not CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    DIRS += ['harfbuzz/src']
++
+ DIRS += [
+     '2d',
+     'ycbcr',
+     'angle',
+     'src',
+     'qcms',
+     'gl',
+     'layers',
+     'graphite2/src',
+-    'harfbuzz/src',
+     'ots/src',
+     'thebes',
+     'ipc',
+     'vr',
+     'config',
+ ]
+ 
+ if CONFIG['MOZ_ENABLE_SKIA']:
+diff --git a/gfx/skia/generate_mozbuild.py b/gfx/skia/generate_mozbuild.py
+--- a/gfx/skia/generate_mozbuild.py
++++ b/gfx/skia/generate_mozbuild.py
+@@ -135,16 +135,19 @@ if CONFIG['GNU_CXX'] and not CONFIG['CLA
+ if CONFIG['CLANG_CXX'] or CONFIG['CLANG_CL']:
+     CXXFLAGS += [
+         '-Wno-implicit-fallthrough',
+         '-Wno-inconsistent-missing-override',
+         '-Wno-macro-redefined',
+         '-Wno-unused-private-field',
+     ]
+ 
++if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    CXXFLAGS += CONFIG['MOZ_HARFBUZZ_CFLAGS']
++
+ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk2', 'gtk3', 'android'):
+     CXXFLAGS += CONFIG['MOZ_CAIRO_CFLAGS']
+     CXXFLAGS += CONFIG['CAIRO_FT_CFLAGS']
+ 
+ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk2', 'gtk3'):
+     CXXFLAGS += CONFIG['MOZ_PANGO_CFLAGS']
+ """
+ 
+diff --git a/gfx/skia/moz.build b/gfx/skia/moz.build
+--- a/gfx/skia/moz.build
++++ b/gfx/skia/moz.build
+@@ -745,14 +745,17 @@ if CONFIG['GNU_CXX'] and not CONFIG['CLA
+ if CONFIG['CLANG_CXX'] or CONFIG['CLANG_CL']:
+     CXXFLAGS += [
+         '-Wno-implicit-fallthrough',
+         '-Wno-inconsistent-missing-override',
+         '-Wno-macro-redefined',
+         '-Wno-unused-private-field',
+     ]
+ 
++if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    CXXFLAGS += CONFIG['MOZ_HARFBUZZ_CFLAGS']
++
+ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk2', 'gtk3', 'android'):
+     CXXFLAGS += CONFIG['MOZ_CAIRO_CFLAGS']
+     CXXFLAGS += CONFIG['CAIRO_FT_CFLAGS']
+ 
+ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk2', 'gtk3'):
+     CXXFLAGS += CONFIG['MOZ_PANGO_CFLAGS']
+diff --git a/gfx/thebes/moz.build b/gfx/thebes/moz.build
+--- a/gfx/thebes/moz.build
++++ b/gfx/thebes/moz.build
+@@ -263,11 +263,14 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('and
+ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk2', 'gtk3'):
+     CXXFLAGS += CONFIG['MOZ_PANGO_CFLAGS']
+ 
+ LOCAL_INCLUDES += CONFIG['SKIA_INCLUDES']
+ LOCAL_INCLUDES += ['/media/libyuv/include']
+ 
+ DEFINES['GRAPHITE2_STATIC'] = True
+ 
++if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    CXXFLAGS += CONFIG['MOZ_HARFBUZZ_CFLAGS']
++
+ if CONFIG['CLANG_CXX']:
+     # Suppress warnings from Skia header files.
+     SOURCES['gfxPlatform.cpp'].flags += ['-Wno-implicit-fallthrough']
+diff --git a/intl/unicharutil/util/moz.build 
b/intl/unicharutil/util/moz.build
+--- a/intl/unicharutil/util/moz.build
++++ b/intl/unicharutil/util/moz.build
+@@ -37,9 +37,12 @@ if CONFIG['_MSC_VER']:
+     DEFINES['_USE_ANSI_CPP'] = True
+     # Don't include directives about which CRT to use
+     CFLAGS += ['-Zl']
+     CXXFLAGS += ['-Zl']
+ 
+ if CONFIG['ENABLE_INTL_API']:
+     USE_LIBS += ['icu']
+ 
++if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    CXXFLAGS += CONFIG['MOZ_HARFBUZZ_CFLAGS']
++
+ DIST_INSTALL = True
+diff --git a/netwerk/dns/moz.build b/netwerk/dns/moz.build
+--- a/netwerk/dns/moz.build
++++ b/netwerk/dns/moz.build
+@@ -61,16 +61,19 @@ etld_data = GENERATED_FILES['etld_data.i
+ etld_data.script = 'prepare_tlds.py'
+ etld_data.inputs = ['effective_tld_names.dat']
+ 
+ # need to include etld_data.inc
+ LOCAL_INCLUDES += [
+     '/netwerk/base',
+ ]
+ 
++if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    CXXFLAGS += CONFIG['MOZ_HARFBUZZ_CFLAGS']
++
+ if CONFIG['ENABLE_INTL_API']:
+     DEFINES['IDNA2008'] = True
+     USE_LIBS += ['icu']
+ else:
+     UNIFIED_SOURCES += [
+         'nameprep.c',
+     ]
+ 
+diff --git a/toolkit/library/moz.build b/toolkit/library/moz.build
+--- a/toolkit/library/moz.build
++++ b/toolkit/library/moz.build
+@@ -224,16 +224,19 @@ if CONFIG['SERVO_TARGET_DIR']:
+         OS_LIBS += ['-L%s' % CONFIG['SERVO_TARGET_DIR'], '-lgeckoservo']
+ 
+ if CONFIG['MOZ_SYSTEM_JPEG']:
+     OS_LIBS += CONFIG['MOZ_JPEG_LIBS']
+ 
+ if CONFIG['MOZ_SYSTEM_PNG']:
+     OS_LIBS += CONFIG['MOZ_PNG_LIBS']
+ 
++if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
++    OS_LIBS += CONFIG['MOZ_HARFBUZZ_LIBS']
++
+ if CONFIG['MOZ_SYSTEM_HUNSPELL']:
+     OS_LIBS += CONFIG['MOZ_HUNSPELL_LIBS']
+ 
+ if CONFIG['MOZ_SYSTEM_LIBEVENT']:
+     OS_LIBS += CONFIG['MOZ_LIBEVENT_LIBS']
+ 
+ if CONFIG['MOZ_SYSTEM_LIBVPX']:
+     OS_LIBS += CONFIG['MOZ_LIBVPX_LIBS']
+diff --git a/toolkit/moz.configure b/toolkit/moz.configure
+--- a/toolkit/moz.configure
++++ b/toolkit/moz.configure
+@@ -333,16 +333,30 @@ def ft2_info(freetype2_combined_info, tr
+         return freetype2_combined_info
+ 
+ set_config('FT2_LIBS', delayed_getattr(ft2_info, 'libs'))
+ add_old_configure_assignment('FT2_LIBS',
+                              delayed_getattr(ft2_info, 'libs'))
+ add_old_configure_assignment('FT2_CFLAGS',
+                              delayed_getattr(ft2_info, 'cflags'))
+ 
++# HarfBuzz
++# ==============================================================
++option('--with-system-harfbuzz',
++       help="Use system harfbuzz (located with pkgconfig)")
++
++@depends('--with-system-harfbuzz')
++def check_for_harfbuzz(value):
++    return bool(value)
++
++system_harfbuzz = pkg_check_modules('MOZ_HARFBUZZ', 'harfbuzz >= 1.3.3',
++                                    when=check_for_harfbuzz)
++
++set_config('MOZ_SYSTEM_HARFBUZZ', depends_if(system_harfbuzz)(lambda _: 
True))
++
+ # Apple platform decoder support
+ # ==============================================================
+ @depends(toolkit)
+ def applemedia(toolkit):
+     if toolkit in ('cocoa', 'uikit'):
+         return True
+ 
+ set_config('MOZ_APPLEMEDIA', applemedia)
diff --git a/http/firefox-esr/patches/2002_system_graphite2.patch 
b/http/firefox-esr/patches/2002_system_graphite2.patch
new file mode 100644
index 0000000..e76278f
--- /dev/null
+++ b/http/firefox-esr/patches/2002_system_graphite2.patch
@@ -0,0 +1,252 @@
+From: Jan Beich <jbeich AT FreeBSD.org>
+
+Allow building against system-wide graphite2.
+
+https://bugzilla.mozilla.org/show_bug.cgi?id=847568
+
+diff --git a/config/Makefile.in b/config/Makefile.in
+--- a/config/Makefile.in
++++ b/config/Makefile.in
+@@ -36,16 +36,17 @@ ifdef WRAP_SYSTEM_INCLUDES
+ export-preqs = \
+   $(call mkdir_deps,system_wrappers) \
+   $(NULL)
+ 
+ export:: $(export-preqs)
+       $(PYTHON) -m mozbuild.action.preprocessor $(DEFINES) $(ACDEFINES) \
+               -DMOZ_TREE_CAIRO=$(MOZ_TREE_CAIRO) \
+               -DMOZ_TREE_PIXMAN=$(MOZ_TREE_PIXMAN) \
++              -DMOZ_SYSTEM_GRAPHITE2=$(MOZ_SYSTEM_GRAPHITE2) \
+               -DMOZ_SYSTEM_HARFBUZZ=$(MOZ_SYSTEM_HARFBUZZ) \
+               -DMOZ_SYSTEM_HUNSPELL=$(MOZ_SYSTEM_HUNSPELL) \
+               -DMOZ_SYSTEM_BZ2=$(MOZ_SYSTEM_BZ2) \
+               -DMOZ_SYSTEM_ZLIB=$(MOZ_SYSTEM_ZLIB) \
+               -DMOZ_SYSTEM_PNG=$(MOZ_SYSTEM_PNG) \
+               -DMOZ_SYSTEM_JPEG=$(MOZ_SYSTEM_JPEG) \
+               -DMOZ_SYSTEM_LIBEVENT=$(MOZ_SYSTEM_LIBEVENT) \
+               -DMOZ_SYSTEM_LIBVPX=$(MOZ_SYSTEM_LIBVPX) \
+diff --git a/config/system-headers b/config/system-headers
+--- a/config/system-headers
++++ b/config/system-headers
+@@ -1260,16 +1260,20 @@ zlib.h
+ #ifdef MOZ_ENABLE_STARTUP_NOTIFICATION
+ libsn/sn.h
+ libsn/sn-common.h
+ libsn/sn-launchee.h
+ libsn/sn-launcher.h
+ libsn/sn-monitor.h
+ libsn/sn-util.h
+ #endif
++#if MOZ_SYSTEM_GRAPHITE2==1
++graphite2/Font.h
++graphite2/Segment.h
++#endif
+ #if MOZ_SYSTEM_HARFBUZZ==1
+ harfbuzz/hb-glib.h
+ harfbuzz/hb-ot.h
+ harfbuzz/hb.h
+ #endif
+ #if MOZ_SYSTEM_HUNSPELL==1
+ hunspell.hxx
+ #endif
+diff --git a/gfx/graphite2/moz-gr-update.sh b/gfx/graphite2/moz-gr-update.sh
+--- a/gfx/graphite2/moz-gr-update.sh
++++ b/gfx/graphite2/moz-gr-update.sh
+@@ -1,11 +1,12 @@
+ #!/bin/bash
+ 
+ # Script used to update the Graphite2 library in the mozilla source tree
++# and bump version for --with-system-graphite2
+ 
+ # This script lives in gfx/graphite2, along with the library source,
+ # but must be run from the top level of the mozilla-central tree.
+ 
+ # Run as
+ #
+ #    ./gfx/graphite2/moz-gr-update.sh RELEASE
+ #
+@@ -32,22 +33,26 @@ echo "This directory contains the Graphi
+ echo "$TARBALL" >> gfx/graphite2/README.mozilla
+ echo ""
+ echo "See" $0 "for update procedure." >> gfx/graphite2/README.mozilla
+ 
+ # fix up includes because of bug 721839 (cstdio) and bug 803066 (Windows.h)
+ #find gfx/graphite2/ -name "*.cpp" -exec perl -p -i -e 
"s/<cstdio>/<stdio.h>/;s/Windows.h/windows.h/;" {} \;
+ #find gfx/graphite2/ -name "*.h" -exec perl -p -i -e 
"s/<cstdio>/<stdio.h>/;s/Windows.h/windows.h/;" {} \;
+ 
++# chase version for --with-system-graphite2
++perl -p -i -e "s/[0-9]+\,[0-9]+\,[0-9]+/$RELEASE/ and tr/./,/ \
++  if /GR2_VERSION_REQUIRE/" old-configure.in
++
+ # summarize what's been touched
+ echo Updated to $RELEASE.
+ echo Here is what changed in the gfx/graphite2 directory:
+ echo
+ 
+-hg stat gfx/graphite2
++hg stat old-configure.in gfx/graphite2
+ 
+ echo
+ echo If gfx/graphite2/src/files.mk has changed, please make corresponding
+ echo changes to gfx/graphite2/src/moz.build
+ echo
+ 
+ echo
+ echo Now use hg commands to create a patch for the mozilla tree.
+diff --git a/gfx/moz.build b/gfx/moz.build
+--- a/gfx/moz.build
++++ b/gfx/moz.build
+@@ -2,28 +2,30 @@
+ # vim: set filetype=python:
+ # This Source Code Form is subject to the terms of the Mozilla Public
+ # License, v. 2.0. If a copy of the MPL was not distributed with this
+ # file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ 
+ if CONFIG['MOZ_TREE_CAIRO']:
+     DIRS += ['cairo']
+ 
++if not CONFIG['MOZ_SYSTEM_GRAPHITE2']:
++    DIRS += ['graphite2/src' ]
++
+ if not CONFIG['MOZ_SYSTEM_HARFBUZZ']:
+     DIRS += ['harfbuzz/src']
+ 
+ DIRS += [
+     '2d',
+     'ycbcr',
+     'angle',
+     'src',
+     'qcms',
+     'gl',
+     'layers',
+-    'graphite2/src',
+     'ots/src',
+     'thebes',
+     'ipc',
+     'vr',
+     'config',
+ ]
+ 
+ if CONFIG['MOZ_ENABLE_SKIA']:
+diff --git a/gfx/thebes/moz.build b/gfx/thebes/moz.build
+--- a/gfx/thebes/moz.build
++++ b/gfx/thebes/moz.build
+@@ -261,16 +261,19 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('and
+     CXXFLAGS += CONFIG['CAIRO_FT_CFLAGS']
+ 
+ if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk2', 'gtk3'):
+     CXXFLAGS += CONFIG['MOZ_PANGO_CFLAGS']
+ 
+ LOCAL_INCLUDES += CONFIG['SKIA_INCLUDES']
+ LOCAL_INCLUDES += ['/media/libyuv/include']
+ 
+-DEFINES['GRAPHITE2_STATIC'] = True
++if CONFIG['MOZ_SYSTEM_GRAPHITE2']:
++    CXXFLAGS += CONFIG['MOZ_GRAPHITE2_CFLAGS']
++else:
++    DEFINES['GRAPHITE2_STATIC'] = True
+ 
+ if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
+     CXXFLAGS += CONFIG['MOZ_HARFBUZZ_CFLAGS']
+ 
+ if CONFIG['CLANG_CXX']:
+     # Suppress warnings from Skia header files.
+     SOURCES['gfxPlatform.cpp'].flags += ['-Wno-implicit-fallthrough']
+diff --git a/old-configure.in b/old-configure.in
+--- a/old-configure.in
++++ b/old-configure.in
+@@ -5018,16 +5018,37 @@ if test "$USE_FC_FREETYPE"; then
+         CPPFLAGS="$CPPFLAGS $FT2_CFLAGS $XCFLAGS"
+         MOZ_CHECK_HEADERS([fontconfig/fcfreetype.h], ,
+             [AC_MSG_ERROR(Can't find header fontconfig/fcfreetype.h.)], 
[#include <fontconfig/fontconfig.h>])
+         CPPFLAGS="$_SAVE_CPPFLAGS"
+     fi
+ fi
+ 
+ dnl ========================================================
++dnl Check for graphite2
++dnl ========================================================
++if test -n "$MOZ_SYSTEM_GRAPHITE2"; then
++    dnl graphite2.pc has bogus version, check manually
++    _SAVE_CFLAGS=$CFLAGS
++    CFLAGS="$CFLAGS $MOZ_GRAPHITE2_CFLAGS"
++    AC_TRY_COMPILE([ #include <graphite2/Font.h>
++                     #define GR2_VERSION_REQUIRE(major,minor,bugfix)  \
++                             ( GR2_VERSION_MAJOR * 10000 + 
GR2_VERSION_MINOR \
++                               * 100 + GR2_VERSION_BUGFIX >= \
++                               (major) * 10000 + (minor) * 100 + (bugfix) )
++                   ], [
++                     #if !GR2_VERSION_REQUIRE(1,3,8)
++                     #error "Insufficient graphite2 version."
++                     #endif
++                   ], [],
++                   [AC_MSG_ERROR([--with-system-graphite2 requested but no 
working libgraphite2 found])])
++    CFLAGS=$_SAVE_CFLAGS
++fi
++
++dnl ========================================================
+ dnl Check for pixman and cairo
+ dnl ========================================================
+ 
+ MOZ_TREE_CAIRO=1
+ MOZ_ARG_ENABLE_BOOL(system-cairo,
+ [  --enable-system-cairo   Use system cairo (located with pkgconfig)],
+ MOZ_TREE_CAIRO=,
+ MOZ_TREE_CAIRO=1 )
+diff --git a/toolkit/library/moz.build b/toolkit/library/moz.build
+--- a/toolkit/library/moz.build
++++ b/toolkit/library/moz.build
+@@ -224,16 +224,19 @@ if CONFIG['SERVO_TARGET_DIR']:
+         OS_LIBS += ['-L%s' % CONFIG['SERVO_TARGET_DIR'], '-lgeckoservo']
+ 
+ if CONFIG['MOZ_SYSTEM_JPEG']:
+     OS_LIBS += CONFIG['MOZ_JPEG_LIBS']
+ 
+ if CONFIG['MOZ_SYSTEM_PNG']:
+     OS_LIBS += CONFIG['MOZ_PNG_LIBS']
+ 
++if CONFIG['MOZ_SYSTEM_GRAPHITE2']:
++    OS_LIBS += CONFIG['MOZ_GRAPHITE2_LIBS']
++
+ if CONFIG['MOZ_SYSTEM_HARFBUZZ']:
+     OS_LIBS += CONFIG['MOZ_HARFBUZZ_LIBS']
+ 
+ if CONFIG['MOZ_SYSTEM_HUNSPELL']:
+     OS_LIBS += CONFIG['MOZ_HUNSPELL_LIBS']
+ 
+ if CONFIG['MOZ_SYSTEM_LIBEVENT']:
+     OS_LIBS += CONFIG['MOZ_LIBEVENT_LIBS']
+diff --git a/toolkit/moz.configure b/toolkit/moz.configure
+--- a/toolkit/moz.configure
++++ b/toolkit/moz.configure
+@@ -333,16 +333,30 @@ def ft2_info(freetype2_combined_info, tr
+         return freetype2_combined_info
+ 
+ set_config('FT2_LIBS', delayed_getattr(ft2_info, 'libs'))
+ add_old_configure_assignment('FT2_LIBS',
+                              delayed_getattr(ft2_info, 'libs'))
+ add_old_configure_assignment('FT2_CFLAGS',
+                              delayed_getattr(ft2_info, 'cflags'))
+ 
++# Graphite2
++# ==============================================================
++option('--with-system-graphite2',
++       help="Use system graphite2 (located with pkgconfig)")
++
++@depends('--with-system-graphite2')
++def check_for_graphite2(value):
++    return bool(value)
++
++system_graphite2 = pkg_check_modules('MOZ_GRAPHITE2', 'graphite2',
++                                     when=check_for_graphite2)
++
++set_config('MOZ_SYSTEM_GRAPHITE2', depends_if(system_graphite2)(lambda _: 
True))
++
+ # HarfBuzz
+ # ==============================================================
+ option('--with-system-harfbuzz',
+        help="Use system harfbuzz (located with pkgconfig)")
+ 
+ @depends('--with-system-harfbuzz')
+ def check_for_harfbuzz(value):
+     return bool(value)
diff --git a/http/firefox-esr/patches/old.configure.patch 
b/http/firefox-esr/patches/old.configure.patch
new file mode 100644
index 0000000..9e44954
--- /dev/null
+++ b/http/firefox-esr/patches/old.configure.patch
@@ -0,0 +1,19 @@
+--- firefox-48.0/build/moz.configure/old.configure.orig        2016-08-02 
18:54:01.628898690 -0400
++++ firefox-48.0/build/moz.configure/old.configure     2016-08-02 
18:59:02.439491374 -0400
+@@ -154,6 +154,16 @@
+ 
+ 
+ @old_configure_options(
++    '--disable-installer',
++    '--mandir',
++    '--enable-mathml',
++    '--enable-pango',
++    '--enable-xft',
++    '--disable-freetype2',
++    '--enable-svg',
++    '--with-system-vpx',
++    '--enable-gstreamer',
++    '--enable-system-libpng',
+     '--cache-file',
+     '--enable-accessibility',
+     '--enable-address-sanitizer',
diff --git a/http/firefox-esr/patches/sandbox-allow-getrlimit.patch 
b/http/firefox-esr/patches/sandbox-allow-getrlimit.patch
new file mode 100644
index 0000000..e0190f3
--- /dev/null
+++ b/http/firefox-esr/patches/sandbox-allow-getrlimit.patch
@@ -0,0 +1,46 @@
+# HG changeset patch
+# User Jed Davis <jld AT mozilla.com>
+# Date 1480359928 25200
+# Node ID c021b68fc7dfbc9890e225db9d98e4763d7f08b6
+# Parent  7eab0a7c766e258f2849edf6b8666727354a2968
+Bug 1320085 - Allow the getrlimit-equivalent subset of prlimit64. r=tedd
+
+This applies only to content processes, where we already allow getrlimit
+(but not setrlimit).  The rule added here does not allow using prlimit64
+to set any resource limits or interact with any other process.
+
+MozReview-Commit-ID: nMry3t6QPj
+
+diff --git a/security/sandbox/linux/SandboxFilter.cpp 
b/security/sandbox/linux/SandboxFilter.cpp
+--- a/security/sandbox/linux/SandboxFilter.cpp
++++ b/security/sandbox/linux/SandboxFilter.cpp
+@@ -711,16 +711,28 @@ public:
+       return Allow();
+ 
+     CASES_FOR_getrlimit:
+     case __NR_clock_getres:
+     CASES_FOR_getresuid:
+     CASES_FOR_getresgid:
+       return Allow();
+ 
++    case __NR_prlimit64: {
++      // Allow only the getrlimit() use case.  (glibc seems to use
++      // only pid 0 to indicate the current process; pid == getpid()
++      // is equivalent and could also be allowed if needed.)
++      Arg<pid_t> pid(0);
++      // This is really a const struct ::rlimit*, but Arg<> doesn't
++      // work with pointers, only integer types.
++      Arg<uintptr_t> new_limit(2);
++      return If(AllOf(pid == 0, new_limit == 0), Allow())
++        .Else(InvalidSyscall());
++    }
++
+     case __NR_umask:
+     case __NR_kill:
+     case __NR_wait4:
+ #ifdef __NR_waitpid
+     case __NR_waitpid:
+ #endif
+ #ifdef __NR_arch_prctl
+     case __NR_arch_prctl:
+