Update to 42.0 - WIP

8 files changed, 30 insertions, 803 deletions

diff --git a/.gitignore b/.gitignore
index 0b48471..ca19398 100644
--- a/.gitignore
+++ b/.gitignore
@@ -164,3 +164,5 @@ firefox-3.6.4.source.tar.bz2
 /firefox-langpacks-41.0.1-20150930.tar.xz
 /firefox-41.0.2.source.tar.xz
 /firefox-langpacks-41.0.2-20151015.tar.xz
+/firefox-42.0.source.tar.xz
+/firefox-langpacks-42.0-20151029.tar.xz
diff --git a/firefox-nspr.patch b/firefox-nspr.patch
new file mode 100644
index 0000000..5577be6
--- /dev/null
+++ b/firefox-nspr.patch
@@ -0,0 +1,12 @@
+diff -up firefox-42.0/firefox-42.0/configure.in.old firefox-42.0/firefox-42.0/configure.in
+--- firefox-42.0/firefox-42.0/configure.in.old	2015-10-27 01:10:02.000000000 +0100
++++ firefox-42.0/firefox-42.0/configure.in	2015-10-29 11:56:49.779827023 +0100
+@@ -53,7 +53,7 @@ dnl ====================================
+ MOZJPEG=62
+ MOZPNG=10617
+ NSPR_VERSION=4
+-NSPR_MINVER=4.10.10
++NSPR_MINVER=4.10.8
+ NSS_VERSION=3
+ 
+ dnl Set the minimum version of toolkit libs used by mozilla
diff --git a/firefox.spec b/firefox.spec
index 43a5c77..1048b9d 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -71,7 +71,7 @@
 %global mozappdir     %{_libdir}/%{name}
 %global mozappdirdev  %{_libdir}/%{name}-devel-%{version}
 %global langpackdir   %{mozappdir}/langpacks
-%global tarballdir    mozilla-release
+%global tarballdir    %{name}-%{version}
 
 %define official_branding       1
 %define build_langpacks         1
@@ -85,14 +85,14 @@
 
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
-Version:        41.0.2
-Release:        2%{?pre_tag}%{?dist}
+Version:        42.0
+Release:        1%{?pre_tag}%{?dist}
 URL:            http://www.mozilla.org/projects/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
 Source0:        ftp://ftp.mozilla.org/pub/firefox/releases/%{version}%{?pre_version}/source/firefox-%{version}%{?pre_version}.source.tar.xz
 %if %{build_langpacks}
-Source1:        firefox-langpacks-%{version}%{?pre_version}-20151015.tar.xz
+Source1:        firefox-langpacks-%{version}%{?pre_version}-20151029.tar.xz
 %endif
 Source10:       firefox-mozconfig
 Source12:       firefox-redhat-default-prefs.js
@@ -114,6 +114,7 @@ Patch20:        firefox-build-prbool.patch
 Patch21:        firefox-ppc64le.patch
 Patch24:        firefox-debug.patch
 Patch25:        rhbz-1219542-s390-build.patch
+Patch26:        firefox-nspr.patch
 
 # Fedora specific patches
 # Unable to install addons from https pages
@@ -126,11 +127,7 @@ Patch221:        firefox-fedora-ua.patch
 # Upstream patches
 
 # Gtk3 upstream patches
-Patch420:        mozilla-1160154.patch
 Patch425:        mozilla-1192243.patch
-Patch426:        mozilla-1180971.patch
-Patch427:        mozilla-1190935.patch
-Patch428:        mozilla-1205045.patch
 
 # Fix Skia Neon stuff on AArch64
 Patch500:        aarch64-fix-skia.patch
@@ -253,11 +250,12 @@ cd %{tarballdir}
 %patch18 -p2 -b .jemalloc-ppc
 %patch19 -p2 -b .s390-inlines
 %patch20 -p1 -b .prbool
-%patch21 -p2 -b .ppc64le
-%patch24 -p1 -b .debug
+#%patch21 -p2 -b .ppc64le
+#%patch24 -p1 -b .debug
 %ifarch s390
 %patch25 -p1 -b .rhbz-1219542-s390
 %endif
+%patch26 -p2 -b .nspr
 
 %patch3  -p2 -b .arm
 
@@ -267,19 +265,15 @@ cd %{tarballdir}
 %patch204 -p2 -b .966424
 %patch215 -p1 -b .addons
 %patch219 -p2 -b .rhbz-1173156
-%patch220 -p1 -b .rhbz-1014858
+#%patch220 -p1 -b .rhbz-1014858
 %patch221 -p2 -b .fedora-ua
 
 # Upstream patches
 %if %{toolkit_gtk3}
-%patch420 -p1 -b .1160154
 %patch425 -p1 -b .1192243
-%patch426 -p1 -b .1180971
-%patch427 -p1 -b .1190935
-#%patch428 -p1 -b .1205045
 %endif
 
-%patch500 -p1
+#%patch500 -p1
 
 %{__rm} -f .mozconfig
 %{__cp} %{SOURCE10} .mozconfig
@@ -748,6 +742,7 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 %{mozappdir}/browser/crashreporter-override.ini
 %endif
 %{mozappdir}/*.so
+%{mozappdir}/gtk2/*.so
 %{mozappdir}/chrome.manifest
 %{mozappdir}/components
 %{mozappdir}/defaults/pref/channel-prefs.js
@@ -769,6 +764,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Thu Oct 29 2015 Martin Stransky <stransky@redhat.com> - 42.0-1
+- Update to 42.0
+
 * Thu Oct 15 2015 Petr Jasicek <pjasicek@redhat.com> - 41.0.2-2
 - Added private browsing action to desktop file - rhbz#1262564
 
diff --git a/mozilla-1160154.patch b/mozilla-1160154.patch
deleted file mode 100644
index 1dbf3d5..0000000
--- a/mozilla-1160154.patch
+++ /dev/null
@@ -1,115 +0,0 @@
-# HG changeset patch
-# Parent  3a4bfa5d2d026f7d3fbfd0f87663b87b5caa9344
-# User Petr Jasicek <pjasicek@redhat.com>
-Bug 1160154 - Decrease padding between icons in the personal toolbar with Gtk3 by using "image-button" css style class. r=karlt
-
-diff --git a/widget/gtk/gtk3drawing.c b/widget/gtk/gtk3drawing.c
---- a/widget/gtk/gtk3drawing.c
-+++ b/widget/gtk/gtk3drawing.c
-@@ -2629,26 +2629,35 @@ moz_gtk_get_widget_border(GtkThemeWidget
-                           gboolean inhtml)
- {
-     GtkWidget* w;
-     GtkStyleContext* style;
-     *left = *top = *right = *bottom = 0;
- 
-     switch (widget) {
-     case MOZ_GTK_BUTTON:
-+    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));
- 
-             /* Don't add this padding in HTML, otherwise the buttons will
-                become too big and stuff the layout. */
-             if (!inhtml) {
-+                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);
-             }
- 
-             moz_gtk_add_style_border(style, left, top, right, bottom);
-             return MOZ_GTK_SUCCESS;
-         }
-     case MOZ_GTK_ENTRY:
-         {
-             ensure_entry_widget();
-@@ -3081,16 +3090,17 @@ moz_gtk_widget_paint(GtkThemeWidgetType 
-                      GtkTextDirection direction)
- {
-     /* A workaround for https://bugzilla.gnome.org/show_bug.cgi?id=694086
-      */
-     cairo_new_path(cr);
- 
-     switch (widget) {
-     case MOZ_GTK_BUTTON:
-+    case MOZ_GTK_TOOLBAR_BUTTON:
-         if (state->depressed) {
-             ensure_toggle_button_widget();
-             return moz_gtk_button_paint(cr, rect, state,
-                                         (GtkReliefStyle) flags,
-                                         gToggleButtonWidget, direction);
-         }
-         ensure_button_widget();
-         return moz_gtk_button_paint(cr, rect, state,
-diff --git a/widget/gtk/gtkdrawing.h b/widget/gtk/gtkdrawing.h
---- a/widget/gtk/gtkdrawing.h
-+++ b/widget/gtk/gtkdrawing.h
-@@ -84,16 +84,18 @@ typedef gint (*style_prop_t)(GtkStyle*, 
- /*** checkbox/radio flags ***/
- #define MOZ_GTK_WIDGET_CHECKED 1
- #define MOZ_GTK_WIDGET_INCONSISTENT (1 << 1)
- 
- /*** widget type constants ***/
- typedef enum {
-   /* Paints a GtkButton. flags is a GtkReliefStyle. */
-   MOZ_GTK_BUTTON,
-+  /* Paints a button with image and no text */
-+  MOZ_GTK_TOOLBAR_BUTTON,
-   /* Paints a GtkCheckButton. flags is a boolean, 1=checked, 0=not checked. */
-   MOZ_GTK_CHECKBUTTON,
-   /* Paints a GtkRadioButton. flags is a boolean, 1=checked, 0=not checked. */
-   MOZ_GTK_RADIOBUTTON,
-   /**
-    * Paints the button of a GtkScrollbar. flags is a GtkArrowType giving
-    * the arrow direction.
-    */
-diff --git a/widget/gtk/nsNativeThemeGTK.cpp b/widget/gtk/nsNativeThemeGTK.cpp
---- a/widget/gtk/nsNativeThemeGTK.cpp
-+++ b/widget/gtk/nsNativeThemeGTK.cpp
-@@ -386,21 +386,25 @@ nsNativeThemeGTK::GetGtkWidgetAndState(u
-           *aWidgetFlags = CheckBooleanAttr(aFrame, nsGkAtoms::parentfocused);
-         }
-       }
-     }
-   }
- 
-   switch (aWidgetType) {
-   case NS_THEME_BUTTON:
-+    if (aWidgetFlags)
-+      *aWidgetFlags = GTK_RELIEF_NORMAL;
-+    aGtkWidgetType = MOZ_GTK_BUTTON;
-+    break;
-   case NS_THEME_TOOLBAR_BUTTON:
-   case NS_THEME_TOOLBAR_DUAL_BUTTON:
-     if (aWidgetFlags)
--      *aWidgetFlags = (aWidgetType == NS_THEME_BUTTON) ? GTK_RELIEF_NORMAL : GTK_RELIEF_NONE;
--    aGtkWidgetType = MOZ_GTK_BUTTON;
-+      *aWidgetFlags = GTK_RELIEF_NONE;
-+    aGtkWidgetType = MOZ_GTK_TOOLBAR_BUTTON;
-     break;
-   case NS_THEME_FOCUS_OUTLINE:
-     aGtkWidgetType = MOZ_GTK_ENTRY;
-     break;
-   case NS_THEME_CHECKBOX:
-   case NS_THEME_RADIO:
-     aGtkWidgetType = (aWidgetType == NS_THEME_RADIO) ? MOZ_GTK_RADIOBUTTON : MOZ_GTK_CHECKBUTTON;
-     break;
diff --git a/mozilla-1180971.patch b/mozilla-1180971.patch
deleted file mode 100644
index a83bfb2..0000000
--- a/mozilla-1180971.patch
+++ /dev/null
@@ -1,50 +0,0 @@
-# HG changeset patch
-# User Andrew Comminos <acomminos@mozilla.com>
-
-Bug 1180971 - Fix X11 SHM invalidation regions on HiDPI with GTK3. r=karlt
-
-diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
-index 19b634e..064116c 100644
---- a/widget/gtk/nsWindow.cpp
-+++ b/widget/gtk/nsWindow.cpp
-@@ -2264,17 +2264,17 @@ nsWindow::OnExposeEvent(cairo_t *cr)
-                 ctx->SetOperator(gfxContext::OPERATOR_SOURCE);
-                 ctx->SetPattern(pattern);
-                 ctx->Paint();
-             }
-         }
-     }
- #  ifdef MOZ_HAVE_SHMIMAGE
-     if (mShmImage && MOZ_LIKELY(!mIsDestroyed)) {
--        mShmImage->Put(mGdkWindow, exposeRegion);
-+        mShmImage->Put(mGdkWindow, region);
-     }
- #  endif  // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
- 
-     listener->DidPaintWindow();
- 
-     // Synchronously flush any new dirty areas
- #if (MOZ_WIDGET_GTK == 2)
-@@ -6173,21 +6173,16 @@ nsWindow::EndRemoteDrawingInRegion(DrawTarget* aDrawTarget, nsIntRegion& aInvali
-   if (!mGdkWindow || mIsFullyObscured || !mHasMappedToplevel || mIsDestroyed ||
-       !mShmImage)
-     return;
- 
-   if (mThebesSurface) {
-     aInvalidRegion.AndWith(nsIntRect(nsIntPoint(0, 0), mThebesSurface->GetSize()));
-   }
- 
--  gint scale = GdkScaleFactor();
--  if (scale != 1) {
--    aInvalidRegion.ScaleInverseRoundOut(scale, scale);
--  }
--
-   mShmImage->Put(mGdkWindow, aInvalidRegion);
- 
- #  endif // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
- }
- 
- // return the gfxASurface for rendering to this widget
- gfxASurface*
diff --git a/mozilla-1190935.patch b/mozilla-1190935.patch
deleted file mode 100644
index 242311f..0000000
--- a/mozilla-1190935.patch
+++ /dev/null
@@ -1,33 +0,0 @@
-# HG changeset patch
-# User Lee Salzman <lsalzman@mozilla.com>
-# Date 1438873323 14400
-#      Thu Aug 06 11:02:03 2015 -0400
-# Node ID 9ad90210cc51eb61d21230086b9acf5c8003aea0
-# Parent  abc56d57f6e1aebade48949fb557d26eae555df8
-fix race condition in gtk window EndRemoteDrawingInRegion
-
-diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
---- a/widget/gtk/nsWindow.cpp
-+++ b/widget/gtk/nsWindow.cpp
-@@ -6203,19 +6203,19 @@ nsWindow::StartRemoteDrawing()
-   }
- }
- 
- void
- nsWindow::EndRemoteDrawingInRegion(DrawTarget* aDrawTarget, nsIntRegion& aInvalidRegion)
- {
- #ifdef MOZ_X11
- #  ifdef MOZ_HAVE_SHMIMAGE
--  if (!mGdkWindow || mIsFullyObscured || !mHasMappedToplevel || mIsDestroyed ||
--      !mShmImage)
-+  if (!mGdkWindow || !mShmImage) {
-     return;
-+  }
- 
-   if (mThebesSurface) {
-     aInvalidRegion.AndWith(nsIntRect(nsIntPoint(0, 0), mThebesSurface->GetSize()));
-   }
- 
-   mShmImage->Put(mGdkWindow, aInvalidRegion);
- 
- #  endif // MOZ_HAVE_SHMIMAGE
diff --git a/mozilla-1205045.patch b/mozilla-1205045.patch
deleted file mode 100644
index 9574772..0000000
--- a/mozilla-1205045.patch
+++ /dev/null
@@ -1,587 +0,0 @@
-diff -up mozilla-release/gfx/layers/basic/BasicCompositor.cpp.1205045 mozilla-release/gfx/layers/basic/BasicCompositor.cpp
---- mozilla-release/gfx/layers/basic/BasicCompositor.cpp.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/gfx/layers/basic/BasicCompositor.cpp	2015-09-22 12:57:51.047938671 +0200
-@@ -509,11 +509,11 @@ BasicCompositor::BeginFrame(const nsIntR
-   }
- 
-   if (mTarget) {
--    // If we have a copy target, then we don't have a widget-provided mDrawTarget (currently). Create a dummy
-+    // If we have a copy target, then we don't have a widget-provided mDrawTarget (currently). Use a dummy
-     // placeholder so that CreateRenderTarget() works.
--    mDrawTarget = gfxPlatform::GetPlatform()->CreateOffscreenContentDrawTarget(IntSize(1,1), SurfaceFormat::B8G8R8A8);
-+    mDrawTarget = gfxPlatform::GetPlatform()->ScreenReferenceDrawTarget();
-   } else {
--    mDrawTarget = mWidget->StartRemoteDrawing();
-+    mDrawTarget = mWidget->StartRemoteDrawingInRegion(mInvalidRegion);
-   }
-   if (!mDrawTarget) {
-     return;
-diff -up mozilla-release/widget/gtk/nsWindow.cpp.1205045 mozilla-release/widget/gtk/nsWindow.cpp
---- mozilla-release/widget/gtk/nsWindow.cpp.1205045	2015-09-22 12:57:51.043938667 +0200
-+++ mozilla-release/widget/gtk/nsWindow.cpp	2015-09-22 12:57:51.049938673 +0200
-@@ -351,6 +351,11 @@ nsWindow::nsWindow()
- 
- #ifdef MOZ_X11
-     mOldFocusWindow      = 0;
-+
-+    mXDisplay = nullptr;
-+    mXWindow  = None;
-+    mXVisual  = nullptr;
-+    mXDepth   = 0;
- #endif /* MOZ_X11 */
-     mPluginType          = PluginType_NONE;
- 
-@@ -649,10 +654,6 @@ nsWindow::Destroy(void)
-         gPluginFocusWindow->LoseNonXEmbedPluginFocus();
-     }
- #endif /* MOZ_X11 && MOZ_WIDGET_GTK2 */
--  
--    // Destroy thebes surface now. Badness can happen if we destroy
--    // the surface after its X Window.
--    mThebesSurface = nullptr;
- 
-     GtkWidget *owningWidget = GetMozContainerWidget();
-     if (mShell) {
-@@ -2069,7 +2070,13 @@ ExtractExposeRegion(nsIntRegion& aRegion
- 
- #if (MOZ_WIDGET_GTK == 2)
- gboolean
--nsWindow::OnExposeEvent(GdkEventExpose *aEvent)
-+nsWindow::
-+
-+
-+
-+
-+
-+Event(GdkEventExpose *aEvent)
- #else
- gboolean
- nsWindow::OnExposeEvent(cairo_t *cr)
-@@ -2191,7 +2198,7 @@ nsWindow::OnExposeEvent(cairo_t *cr)
-         return TRUE;
-     }
- 
--    RefPtr<DrawTarget> dt = StartRemoteDrawing();
-+    RefPtr<DrawTarget> dt = GetDrawTarget(region);
-     if(!dt) {
-         return FALSE;
-     }
-@@ -2269,8 +2276,8 @@ nsWindow::OnExposeEvent(cairo_t *cr)
-         }
-     }
- #  ifdef MOZ_HAVE_SHMIMAGE
--    if (mShmImage && MOZ_LIKELY(!mIsDestroyed)) {
--        mShmImage->Put(mGdkWindow, region);
-+    if (mShmImage && MOZ_LIKELY(!mIsDestroyed)) {        
-+        mShmImage->Put(mXDisplay, mXWindow, region);
-     }
- #  endif  // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
-@@ -3818,9 +3825,12 @@ nsWindow::Create(nsIWidget        *aPare
- 
- #ifdef MOZ_X11
-     if (mGdkWindow) {
--      // force creation of native window via internal call to gdk_window_ensure_native
--      // in case it was not created already
--      gdk_x11_window_get_xid(mGdkWindow);
-+      mXDisplay = GDK_WINDOW_XDISPLAY(mGdkWindow);
-+      mXWindow = gdk_x11_window_get_xid(mGdkWindow);
-+
-+      GdkVisual* gdkVisual = gdk_window_get_visual(mGdkWindow);
-+      mXVisual = gdk_x11_visual_get_xvisual(gdkVisual);
-+      mXDepth = gdk_visual_get_depth(gdkVisual);
-     }
- #endif
- 
-@@ -6155,31 +6165,42 @@ nsWindow::GetSurfaceForGdkDrawable(GdkDr
- #endif
- 
- TemporaryRef<DrawTarget>
--nsWindow::StartRemoteDrawing()
-+nsWindow::GetDrawTarget(const nsIntRegion& aRegion)
- {
--  gfxASurface *surf = GetThebesSurface();
--  if (!surf) {
-+  if (!mGdkWindow) {
-     return nullptr;
-   }
- 
--  nsIntSize size = surf->GetSize();
-+  nsIntRect bounds = aRegion.GetBounds();
-+  IntSize size(bounds.XMost(), bounds.YMost());
-   if (size.width <= 0 || size.height <= 0) {
-     return nullptr;
-   }
- 
--  gfxPlatform *platform = gfxPlatform::GetPlatform();
--  if (platform->SupportsAzureContentForType(BackendType::CAIRO) ||
--      surf->GetType() == gfxSurfaceType::Xlib) {
--    return platform->CreateDrawTargetForSurface(surf, size);
--  } else if (platform->SupportsAzureContentForType(BackendType::SKIA) &&
--             surf->GetType() == gfxSurfaceType::Image) {
--    gfxImageSurface* imgSurf = static_cast<gfxImageSurface*>(surf);
--    SurfaceFormat format = ImageFormatToSurfaceFormat(imgSurf->Format());
--    return platform->CreateDrawTargetForData(
--                     imgSurf->Data(), size, imgSurf->Stride(), format);
--  } else {
--    return nullptr;
-+  RefPtr<DrawTarget> dt;
-+#ifdef MOZ_X11
-+#  ifdef MOZ_HAVE_SHMIMAGE
-+  if (nsShmImage::UseShm()) {
-+    dt = nsShmImage::EnsureShmImage(size,
-+                                    mXDisplay, mXVisual, mXDepth,
-+                                    mShmImage);
-   }
-+#  endif  // MOZ_HAVE_SHMIMAGE
-+  if (!dt) {
-+    RefPtr<gfxXlibSurface> surf = new gfxXlibSurface(mXDisplay, mXWindow, mXVisual, size);
-+    if (!surf->CairoStatus()) {
-+      dt = gfxPlatform::GetPlatform()->CreateDrawTargetForSurface(surf.get(), surf->GetSize());
-+    }
-+  }
-+#endif // MOZ_X11
-+
-+  return dt.forget();
-+}
-+
-+TemporaryRef<DrawTarget>
-+nsWindow::StartRemoteDrawingInRegion(nsIntRegion& aInvalidRegion)
-+{
-+  return GetDrawTarget(aInvalidRegion);
- }
- 
- void
-@@ -6191,73 +6212,11 @@ nsWindow::EndRemoteDrawingInRegion(DrawT
-     return;
-   }
- 
--  if (mThebesSurface) {
--    aInvalidRegion.AndWith(nsIntRect(nsIntPoint(0, 0), mThebesSurface->GetSize()));
--  }
--
--  mShmImage->Put(mGdkWindow, aInvalidRegion);
--
-+  mShmImage->Put(mXDisplay, mXWindow, aInvalidRegion);
- #  endif // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
- }
- 
--// return the gfxASurface for rendering to this widget
--gfxASurface*
--nsWindow::GetThebesSurface()
--{
--    if (!mGdkWindow)
--        return nullptr;
--
--#ifdef MOZ_X11
--    gint width, height;
--
--#if (MOZ_WIDGET_GTK == 2)
--    gdk_drawable_get_size(GDK_DRAWABLE(mGdkWindow), &width, &height);
--#else
--    width = GdkCoordToDevicePixels(gdk_window_get_width(mGdkWindow));
--    height = GdkCoordToDevicePixels(gdk_window_get_height(mGdkWindow));
--#endif
--
--    // Owen Taylor says this is the right thing to do!
--    width = std::min(32767, width);
--    height = std::min(32767, height);
--    gfxIntSize size(width, height);
--
--    GdkVisual *gdkVisual = gdk_window_get_visual(mGdkWindow);
--    Visual* visual = gdk_x11_visual_get_xvisual(gdkVisual);
--
--#  ifdef MOZ_HAVE_SHMIMAGE
--    bool usingShm = false;
--    if (nsShmImage::UseShm()) {
--        // EnsureShmImage() is a dangerous interface, but we guarantee
--        // that the thebes surface and the shmimage have the same
--        // lifetime
--        mThebesSurface =
--            nsShmImage::EnsureShmImage(size,
--                                       visual, gdk_visual_get_depth(gdkVisual),
--                                       mShmImage);
--        usingShm = mThebesSurface != nullptr;
--    }
--    if (!usingShm)
--#  endif  // MOZ_HAVE_SHMIMAGE
--    {
--        mThebesSurface = new gfxXlibSurface
--            (GDK_WINDOW_XDISPLAY(mGdkWindow),
--             gdk_x11_window_get_xid(mGdkWindow),
--             visual,
--             size);
--    }
--#endif // MOZ_X11
--
--    // if the surface creation is reporting an error, then
--    // we don't have a surface to give back
--    if (mThebesSurface && mThebesSurface->CairoStatus() != 0) {
--        mThebesSurface = nullptr;
--    }
--
--    return mThebesSurface;
--}
--
- // Code shared begin BeginMoveDrag and BeginResizeDrag
- bool
- nsWindow::GetDragInfo(WidgetMouseEvent* aMouseEvent,
-diff -up mozilla-release/widget/gtk/nsWindow.h.1205045 mozilla-release/widget/gtk/nsWindow.h
---- mozilla-release/widget/gtk/nsWindow.h.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/gtk/nsWindow.h	2015-09-22 12:57:51.049938673 +0200
-@@ -195,7 +195,7 @@ public:
-                                                gpointer         aData);
- 
-     virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget>
--                       StartRemoteDrawing() override;
-+                       StartRemoteDrawingInRegion(nsIntRegion& aInvalidRegion) override;
-     virtual void       EndRemoteDrawingInRegion(mozilla::gfx::DrawTarget* aDrawTarget,
-                                                 nsIntRegion& aInvalidRegion) override;
- 
-@@ -292,7 +292,7 @@ public:
-    virtual nsresult    ConfigureChildren(const nsTArray<Configuration>& aConfigurations) override;
-    nsresult            UpdateTranslucentWindowAlphaInternal(const nsIntRect& aRect,
-                                                             uint8_t* aAlphas, int32_t aStride);
--    virtual gfxASurface *GetThebesSurface();
-+    virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget> GetDrawTarget(const nsIntRegion& aRegion);
- 
- #if (MOZ_WIDGET_GTK == 2)
-     static already_AddRefed<gfxASurface> GetSurfaceForGdkDrawable(GdkDrawable* aDrawable,
-@@ -393,11 +393,17 @@ private:
-     guint32             mLastScrollEventTime;
- #endif
- 
-+#ifdef MOZ_X11
-+    Display*            mXDisplay;
-+    Drawable            mXWindow;
-+    Visual*             mXVisual;
-+    int                 mXDepth;
-+#endif
-+
- #ifdef MOZ_HAVE_SHMIMAGE
--    // If we're using xshm rendering, mThebesSurface wraps mShmImage
-+    // If we're using xshm rendering
-     nsRefPtr<nsShmImage>  mShmImage;
- #endif
--    nsRefPtr<gfxASurface> mThebesSurface;
- 
- #ifdef ACCESSIBILITY
-     nsRefPtr<mozilla::a11y::Accessible> mRootAccessible;
-diff -up mozilla-release/widget/nsIWidget.h.1205045 mozilla-release/widget/nsIWidget.h
---- mozilla-release/widget/nsIWidget.h.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/nsIWidget.h	2015-09-22 13:24:51.542447323 +0200
-@@ -1706,6 +1706,9 @@ class nsIWidget : public nsISupports {
-      * before each composition.
-      */
-     virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget> StartRemoteDrawing() = 0;
-+    virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget> StartRemoteDrawingInRegion(nsIntRegion& aInvalidRegion) {
-+       return StartRemoteDrawing();
-+    }
- 
-     /**
-      * Ensure that what was painted into the DrawTarget returned from
-diff -up mozilla-release/widget/nsShmImage.cpp.1205045 mozilla-release/widget/nsShmImage.cpp
---- mozilla-release/widget/nsShmImage.cpp.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/nsShmImage.cpp	2015-09-22 12:57:51.050938674 +0200
-@@ -15,11 +15,11 @@
- #ifdef MOZ_WIDGET_GTK
- #include "gfxPlatformGtk.h"
- #endif
--#include "gfxImageSurface.h"
- 
- #ifdef MOZ_HAVE_SHMIMAGE
- 
- using namespace mozilla::ipc;
-+using namespace mozilla::gfx;
- 
- // If XShm isn't available to our client, we'll try XShm once, fail,
- // set this to false and then never try again.
-@@ -33,14 +33,25 @@ bool nsShmImage::UseShm()
- #endif
- }
- 
-+#ifdef MOZ_WIDGET_GTK
-+static int gShmError = 0;
-+
-+static int
-+TrapShmError(Display* aDisplay, XErrorEvent* aEvent)
-+{
-+    // store the error code and ignore the error
-+    gShmError = aEvent->error_code;
-+    return 0;
-+}
-+#endif
-+
- already_AddRefed<nsShmImage>
- nsShmImage::Create(const gfxIntSize& aSize,
--                   Visual* aVisual, unsigned int aDepth)
-+                   Display* aDisplay, Visual* aVisual, unsigned int aDepth)
- {
--    Display* dpy = DISPLAY();
--
-     nsRefPtr<nsShmImage> shm = new nsShmImage();
--    shm->mImage = XShmCreateImage(dpy, aVisual, aDepth,
-+    shm->mDisplay = aDisplay;
-+    shm->mImage = XShmCreateImage(aDisplay, aVisual, aDepth,
-                                   ZPixmap, nullptr,
-                                   &(shm->mInfo),
-                                   aSize.width, aSize.height);
-@@ -60,17 +71,20 @@ nsShmImage::Create(const gfxIntSize& aSi
-         shm->mImage->data = static_cast<char*>(shm->mSegment->memory());
-     shm->mInfo.readOnly = False;
- 
--    int xerror = 0;
- #if defined(MOZ_WIDGET_GTK)
--    gdk_error_trap_push();
--    Status attachOk = XShmAttach(dpy, &shm->mInfo);
--    XSync(dpy, False);
--    xerror = gdk_error_trap_pop();
-+    gShmError = 0;
-+    XErrorHandler previousHandler = XSetErrorHandler(TrapShmError);
-+    Status attachOk = XShmAttach(aDisplay, &shm->mInfo);
-+    XSync(aDisplay, False);
-+    XSetErrorHandler(previousHandler);
-+    if (gShmError) {
-+      attachOk = 0;
-+    }
- #elif defined(MOZ_WIDGET_QT)
--    Status attachOk = XShmAttach(dpy, &shm->mInfo);
-+    Status attachOk = XShmAttach(aDisplay, &shm->mInfo);
- #endif
- 
--    if (!attachOk || xerror) {
-+    if (!attachOk) {
-         // Assume XShm isn't available, and don't attempt to use it
-         // again.
-         gShmAvailable = false;
-@@ -84,7 +98,7 @@ nsShmImage::Create(const gfxIntSize& aSi
-         if ((shm->mImage->red_mask == 0xff0000) &&
-             (shm->mImage->green_mask == 0xff00) &&
-             (shm->mImage->blue_mask == 0xff)) {
--            shm->mFormat = gfxImageFormat::ARGB32;
-+            shm->mFormat = SurfaceFormat::B8G8R8A8;
-             break;
-         }
-         goto unsupported;
-@@ -93,12 +107,13 @@ nsShmImage::Create(const gfxIntSize& aSi
-         if ((shm->mImage->red_mask == 0xff0000) &&
-             (shm->mImage->green_mask == 0xff00) &&
-             (shm->mImage->blue_mask == 0xff)) {
--            shm->mFormat = gfxImageFormat::RGB24;
-+            shm->mFormat = SurfaceFormat::B8G8R8X8;
-             break;
-         }
-         goto unsupported;
-     case 16:
--        shm->mFormat = gfxImageFormat::RGB16_565; break;
-+        shm->mFormat = SurfaceFormat::R5G6B5;
-+        break;
-     unsupported:
-     default:
-         NS_WARNING("Unsupported XShm Image format!");
-@@ -108,20 +123,19 @@ nsShmImage::Create(const gfxIntSize& aSi
-     return shm.forget();
- }
- 
--already_AddRefed<gfxASurface>
--nsShmImage::AsSurface()
-+already_AddRefed<DrawTarget>
-+nsShmImage::CreateDrawTarget()
- {
--    return nsRefPtr<gfxASurface>(
--        new gfxImageSurface(static_cast<unsigned char*>(mSegment->memory()),
--                            mSize,
--                            mImage->bytes_per_line,
--                            mFormat)
--        ).forget();
-+  return gfxPlatform::GetPlatform()->CreateDrawTargetForData(
-+    static_cast<unsigned char*>(mSegment->memory()),
-+    mSize,
-+    mImage->bytes_per_line,
-+    mFormat);
- }
- 
--#if (MOZ_WIDGET_GTK == 2)
-+#ifdef MOZ_WIDGET_GTK
- void
--nsShmImage::Put(GdkWindow* aWindow, const nsIntRegion& aRegion)
-+nsShmImage::Put(Display* aDisplay, Drawable aWindow, const nsIntRegion& aRegion)
- {
-     GdkDrawable* gd;
-     gint dx, dy;
-@@ -130,45 +144,16 @@ nsShmImage::Put(GdkWindow* aWindow, cons
-     Display* dpy = gdk_x11_get_default_xdisplay();
-     Drawable d = GDK_DRAWABLE_XID(gd);
- 
--    GC gc = XCreateGC(dpy, d, 0, nullptr);
-+    GC gc = XCreateGC(aDisplay, aWindow, 0, nullptr);
-     nsIntRegionRectIterator iter(aRegion);
-     for (const nsIntRect *r = iter.Next(); r; r = iter.Next()) {
--        XShmPutImage(dpy, d, gc, mImage,
-+        XShmPutImage(aDisplay, aWindow, gc, mImage,
-                      r->x, r->y,
--                     r->x - dx, r->y - dy,
--                     r->width, r->height,
--                     False);
--    }
--    XFreeGC(dpy, gc);
--
--    // FIXME/bug 597336: we need to ensure that the shm image isn't
--    // scribbled over before all its pending XShmPutImage()s complete.
--    // However, XSync() is an unnecessarily heavyweight
--    // synchronization mechanism; other options are possible.  If this
--    // XSync is shown to hurt responsiveness, we need to explore the
--    // other options.
--    XSync(dpy, False);
--}
--
--#elif (MOZ_WIDGET_GTK == 3)
--void
--nsShmImage::Put(GdkWindow* aWindow, const nsIntRegion& aRegion)
--{
--    Display* dpy = gdk_x11_get_default_xdisplay();
--    Drawable d = GDK_WINDOW_XID(aWindow);
--    int dx = 0, dy = 0;
--
--    GC gc = XCreateGC(dpy, d, 0, nullptr);
--    nsIntRegionRectIterator iter(aRegion);
--    for (const nsIntRect *r = iter.Next(); r; r = iter.Next()) {
--        XShmPutImage(dpy, d, gc, mImage,
-                      r->x, r->y,
--                     r->x - dx, r->y - dy,
-                      r->width, r->height,
-                      False);
-     }
--
--    XFreeGC(dpy, gc);
-+    XFreeGC(aDisplay, gc);
- 
-     // FIXME/bug 597336: we need to ensure that the shm image isn't
-     // scribbled over before all its pending XShmPutImage()s complete.
-@@ -176,7 +161,7 @@ nsShmImage::Put(GdkWindow* aWindow, cons
-     // synchronization mechanism; other options are possible.  If this
-     // XSync is shown to hurt responsiveness, we need to explore the
-     // other options.
--    XSync(dpy, False);
-+    XSync(aDisplay, False);
- }
- 
- #elif defined(MOZ_WIDGET_QT)
-@@ -198,9 +183,10 @@ nsShmImage::Put(QWindow* aWindow, QRect&
- }
- #endif
- 
--already_AddRefed<gfxASurface>
--nsShmImage::EnsureShmImage(const gfxIntSize& aSize, Visual* aVisual, unsigned int aDepth,
--               nsRefPtr<nsShmImage>& aImage)
-+already_AddRefed<DrawTarget>
-+nsShmImage::EnsureShmImage(const gfxIntSize& aSize,
-+                           Display* aDisplay, Visual* aVisual, unsigned int aDepth,
-+                           nsRefPtr<nsShmImage>& aImage)
- {
-     if (!aImage || aImage->Size() != aSize) {
-         // Because we XSync() after XShmAttach() to trap errors, we
-@@ -208,9 +194,9 @@ nsShmImage::EnsureShmImage(const gfxIntS
-         // into its address space, so it's OK to destroy the old image
-         // here even if there are outstanding Puts.  The Detach is
-         // ordered after the Puts.
--        aImage = nsShmImage::Create(aSize, aVisual, aDepth);
-+        aImage = nsShmImage::Create(aSize, aDisplay, aVisual, aDepth);
-     }
--    return !aImage ? nullptr : aImage->AsSurface();
-+    return !aImage ? nullptr : aImage->CreateDrawTarget();
- }
- 
- #endif  // defined(MOZ_X11) && defined(MOZ_HAVE_SHAREDMEMORYSYSV)
-diff -up mozilla-release/widget/nsShmImage.h.1205045 mozilla-release/widget/nsShmImage.h
---- mozilla-release/widget/nsShmImage.h.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/nsShmImage.h	2015-09-22 12:57:51.051938675 +0200
-@@ -15,8 +15,8 @@
- 
- #ifdef MOZ_HAVE_SHMIMAGE
- 
-+#include "mozilla/gfx/2D.h"
- #include "nsIWidget.h"
--#include "gfxTypes.h"
- #include "nsAutoPtr.h"
- 
- #include "mozilla/X11Util.h"
-@@ -24,15 +24,10 @@
- #include <X11/Xutil.h>
- #include <X11/extensions/XShm.h>
- 
--#if defined(MOZ_WIDGET_GTK)
--#define DISPLAY gdk_x11_get_default_xdisplay
--#elif defined(MOZ_WIDGET_QT)
--#define DISPLAY mozilla::DefaultXDisplay
--#endif
--
-+#ifdef MOZ_WIDGET_QT
- class QRect;
- class QWindow;
--class gfxASurface;
-+#endif
- 
- class nsShmImage {
-     // bug 1168843, compositor thread may create shared memory instances that are destroyed by main thread on shutdown, so this must use thread-safe RC to avoid hitting assertion
-@@ -41,31 +36,31 @@ class nsShmImage {
-     typedef mozilla::ipc::SharedMemorySysV SharedMemorySysV;
- 
- public:
--    typedef gfxImageFormat Format;
--
-     static bool UseShm();
-     static already_AddRefed<nsShmImage>
--        Create(const gfxIntSize& aSize, Visual* aVisual, unsigned int aDepth);
--    static already_AddRefed<gfxASurface>
--        EnsureShmImage(const gfxIntSize& aSize, Visual* aVisual, unsigned int aDepth,
-+        Create(const gfxIntSize& aSize,
-+               Display* aDisplay, Visual* aVisual, unsigned int aDepth);
-+    static already_AddRefed<mozilla::gfx::DrawTarget>
-+        EnsureShmImage(const gfxIntSize& aSize,
-+                       Display* aDisplay, Visual* aVisual, unsigned int aDepth,
-                        nsRefPtr<nsShmImage>& aImage);
- 
- private:
-     ~nsShmImage() {
-         if (mImage) {
--            mozilla::FinishX(DISPLAY());
-+            mozilla::FinishX(mDisplay);
-             if (mXAttached) {
--                XShmDetach(DISPLAY(), &mInfo);
-+                XShmDetach(mDisplay, &mInfo);
-             }
-             XDestroyImage(mImage);
-         }
-     }
- 
- public:
--    already_AddRefed<gfxASurface> AsSurface();
-+    already_AddRefed<mozilla::gfx::DrawTarget> CreateDrawTarget();
- 
- #ifdef MOZ_WIDGET_GTK
--    void Put(GdkWindow* aWindow, const nsIntRegion& aRegion);
-+    void Put(Display* aDisplay, Drawable aWindow, const nsIntRegion& aRegion);
- #elif defined(MOZ_WIDGET_QT)
-     void Put(QWindow* aWindow, QRect& aRect);
- #endif
-@@ -75,14 +70,17 @@ public:
- private:
-     nsShmImage()
-         : mImage(nullptr)
-+        , mDisplay(nullptr)
-+        , mFormat(mozilla::gfx::SurfaceFormat::UNKNOWN)
-         , mXAttached(false)
-     { mInfo.shmid = SharedMemorySysV::NULLHandle(); }
- 
-     nsRefPtr<SharedMemorySysV>   mSegment;
-     XImage*                      mImage;
-+    Display*                     mDisplay;
-     XShmSegmentInfo              mInfo;
-     gfxIntSize                   mSize;
--    Format                       mFormat;
-+    mozilla::gfx::SurfaceFormat  mFormat;
-     bool                         mXAttached;
- };
- 
diff --git a/sources b/sources
index c1610a8..941140c 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-d71f0f761c51aeae03e367001afc9f8d  firefox-41.0.2.source.tar.xz
-8363ecb5ca3b26e80b829a714dc5fc84  firefox-langpacks-41.0.2-20151015.tar.xz
+493e983a16dc2bc7a721e1e1457b074e  firefox-42.0.source.tar.xz
+58282feac2ca4f2431e969ec5eda5dce  firefox-langpacks-42.0-20151029.tar.xz