Updated to 76.0

8 files changed, 18 insertions, 597 deletions

diff --git a/.gitignore b/.gitignore
index dddba34..4900773 100644
--- a/.gitignore
+++ b/.gitignore
@@ -393,3 +393,5 @@ firefox-3.6.4.source.tar.bz2
 /firefox-langpacks-74.0.1-20200404.tar.xz
 /firefox-75.0.source.tar.xz
 /firefox-langpacks-75.0-20200406.tar.xz
+/firefox-76.0.source.tar.xz
+/firefox-langpacks-76.0-20200502.tar.xz
diff --git a/browser-tabbar-dad-mzbz1527976.patch b/browser-tabbar-dad-mzbz1527976.patch
deleted file mode 100644
index d87d997..0000000
--- a/browser-tabbar-dad-mzbz1527976.patch
+++ /dev/null
@@ -1,133 +0,0 @@
-diff --git a/widget/gtk/nsClipboardWayland.cpp b/widget/gtk/nsClipboardWayland.cpp
---- a/widget/gtk/nsClipboardWayland.cpp
-+++ b/widget/gtk/nsClipboardWayland.cpp
-@@ -538,7 +538,6 @@
-   }
- 
-   LOGDRAG(("nsWindow data_device_enter for GtkWidget %p\n", (void*)gtkWidget));
--
-   dragContext->DropDataEnter(gtkWidget, time, wl_fixed_to_int(x_fixed),
-                              wl_fixed_to_int(y_fixed));
- }
-@@ -550,6 +549,8 @@
-   nsWaylandDragContext* dropContext = context->GetDragContext();
-   WindowDragLeaveHandler(dropContext->GetWidget());
- 
-+  LOGDRAG(("nsWindow data_device_leave for GtkWidget %p\n",
-+           (void*)dropContext->GetWidget()));
-   context->ClearDragAndDropDataOffer();
- }
- 
-@@ -565,6 +566,8 @@
-   nscoord y = wl_fixed_to_int(y_fixed);
-   dropContext->DropMotion(time, x, y);
- 
-+  LOGDRAG(("nsWindow data_device_motion for GtkWidget %p\n",
-+           (void*)dropContext->GetWidget()));
-   WindowDragMotionHandler(dropContext->GetWidget(), nullptr, dropContext, x, y,
-                           time);
- }
-@@ -578,6 +581,8 @@
-   nscoord x, y;
-   dropContext->GetLastDropInfo(&time, &x, &y);
- 
-+  LOGDRAG(("nsWindow data_device_drop GtkWidget %p\n",
-+           (void*)dropContext->GetWidget()));
-   WindowDragDropHandler(dropContext->GetWidget(), nullptr, dropContext, x, y,
-                         time);
- }
-diff --git a/widget/gtk/nsDragService.cpp b/widget/gtk/nsDragService.cpp
---- a/widget/gtk/nsDragService.cpp
-+++ b/widget/gtk/nsDragService.cpp
-@@ -45,6 +45,7 @@
- #include "nsArrayUtils.h"
- #ifdef MOZ_WAYLAND
- #  include "nsClipboardWayland.h"
-+#  include "gfxPlatformGtk.h"
- #endif
- 
- using namespace mozilla;
-@@ -59,7 +60,14 @@
- // directly) so that this code can be compiled against versions of GTK+ that
- // do not have GtkDragResult.
- // GtkDragResult is available from GTK+ version 2.12.
--enum { MOZ_GTK_DRAG_RESULT_SUCCESS, MOZ_GTK_DRAG_RESULT_NO_TARGET };
-+enum {
-+  MOZ_GTK_DRAG_RESULT_SUCCESS,
-+  MOZ_GTK_DRAG_RESULT_NO_TARGET,
-+  MOZ_GTK_DRAG_RESULT_USER_CANCELLED,
-+  MOZ_GTK_DRAG_RESULT_TIMEOUT_EXPIRED,
-+  MOZ_GTK_DRAG_RESULT_GRAB_BROKEN,
-+  MOZ_GTK_DRAG_RESULT_ERROR
-+};
- 
- static LazyLogModule sDragLm("nsDragService");
- 
-@@ -74,6 +82,7 @@
- static const char gTextUriListType[] = "text/uri-list";
- static const char gTextPlainUTF8Type[] = "text/plain;charset=utf-8";
- static const char gXdndDirectSaveType[] = "XdndDirectSave0";
-+static const char gTabDropType[] = "application/x-moz-tabbrowser-tab";
- 
- static void invisibleSourceDragBegin(GtkWidget* aWidget,
-                                      GdkDragContext* aContext, gpointer aData);
-@@ -346,12 +355,10 @@
-       gtk_window_get_group(GetGtkWindow(mSourceDocument));
-   gtk_window_group_add_window(window_group, GTK_WINDOW(mHiddenWidget));
- 
--#ifdef MOZ_WIDGET_GTK
-   // Get device for event source
-   GdkDisplay* display = gdk_display_get_default();
-   GdkDeviceManager* device_manager = gdk_display_get_device_manager(display);
-   event.button.device = gdk_device_manager_get_client_pointer(device_manager);
--#endif
- 
-   // start our drag.
-   GdkDragContext* context =
-@@ -1252,6 +1259,9 @@
- 
- void nsDragService::SourceEndDragSession(GdkDragContext* aContext,
-                                          gint aResult) {
-+  MOZ_LOG(sDragLm, LogLevel::Debug,
-+          ("SourceEndDragSession result %d\n", aResult));
-+
-   // this just releases the list of data items that we provide
-   mSourceDataItems = nullptr;
- 
-@@ -1272,6 +1282,8 @@
-       gint scale = mozilla::widget::ScreenHelperGTK::GetGTKMonitorScaleFactor();
-       gdk_display_get_pointer(display, nullptr, &x, &y, nullptr);
-       SetDragEndPoint(LayoutDeviceIntPoint(x * scale, y * scale));
-+      MOZ_LOG(sDragLm, LogLevel::Debug,
-+              ("guess drag end point %d %d\n", x * scale, y * scale));
-     }
-   }
- 
-@@ -1307,7 +1319,25 @@
-   } else {
-     dropEffect = DRAGDROP_ACTION_NONE;
- 
--    if (aResult != MOZ_GTK_DRAG_RESULT_NO_TARGET) {
-+    bool isWaylandTabDrop = false;
-+#ifdef MOZ_WAYLAND
-+    // Bug 1527976. Wayland protocol does not have any way how to handle
-+    // MOZ_GTK_DRAG_RESULT_NO_TARGET drop result so consider all tab
-+    // drops as not cancelled on wayland.
-+    if (gfxPlatformGtk::GetPlatform()->IsWaylandDisplay() &&
-+        aResult == MOZ_GTK_DRAG_RESULT_ERROR) {
-+      for (GList* tmp = gdk_drag_context_list_targets(aContext); tmp;
-+           tmp = tmp->next) {
-+        GdkAtom atom = GDK_POINTER_TO_ATOM(tmp->data);
-+        gchar* name = gdk_atom_name(atom);
-+        if (name && (strcmp(name, gTabDropType) == 0)) {
-+          isWaylandTabDrop = true;
-+          break;
-+        }
-+      }
-+    }
-+#endif
-+    if (aResult != MOZ_GTK_DRAG_RESULT_NO_TARGET && !isWaylandTabDrop) {
-       mUserCancelled = true;
-     }
-   }
-
diff --git a/firefox-nss-version.patch b/firefox-nss-version.patch
index d154968..02f33f0 100644
--- a/firefox-nss-version.patch
+++ b/firefox-nss-version.patch
@@ -1,12 +1,12 @@
-diff -up firefox-75.0/old-configure.in.nss-version firefox-75.0/old-configure.in
---- firefox-75.0/old-configure.in.nss-version	2020-04-07 07:59:28.091106813 +0200
-+++ firefox-75.0/old-configure.in	2020-04-07 08:00:30.272678298 +0200
-@@ -1504,7 +1504,7 @@ MOZ_ARG_WITH_BOOL(system-nss,
+diff -up firefox-76.0/old-configure.in.nss-version firefox-76.0/old-configure.in
+--- firefox-76.0/old-configure.in.nss-version	2020-05-03 19:12:01.771863688 +0200
++++ firefox-76.0/old-configure.in	2020-05-03 19:17:53.216898766 +0200
+@@ -1506,7 +1506,7 @@ MOZ_ARG_WITH_BOOL(system-nss,
      _USE_SYSTEM_NSS=1 )
  
  if test -n "$_USE_SYSTEM_NSS"; then
--    AM_PATH_NSS(3.51, [MOZ_SYSTEM_NSS=1], [AC_MSG_ERROR([you don't have NSS installed or your version is too old])])
-+    AM_PATH_NSS(3.50, [MOZ_SYSTEM_NSS=1], [AC_MSG_ERROR([you don't have NSS installed or your version is too old])])
+-    AM_PATH_NSS(3.51.1, [MOZ_SYSTEM_NSS=1], [AC_MSG_ERROR([you don't have NSS installed or your version is too old])])
++    AM_PATH_NSS(3.51, [MOZ_SYSTEM_NSS=1], [AC_MSG_ERROR([you don't have NSS installed or your version is too old])])
  fi
  
  NSS_CFLAGS="$NSS_CFLAGS -I${DIST}/include/nss"
diff --git a/firefox.spec b/firefox.spec
index 9b98f3f..b9b0727 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -117,13 +117,13 @@ ExcludeArch: s390x
 
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
-Version:        75.0
-Release:        3%{?nss_tag}%{?dist}
+Version:        76.0
+Release:        1%{?nss_tag}%{?dist}
 URL:            https://www.mozilla.org/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Source0:        https://archive.mozilla.org/pub/firefox/releases/%{version}%{?pre_version}/source/firefox-%{version}%{?pre_version}.source.tar.xz
 %if %{with langpacks}
-Source1:        firefox-langpacks-%{version}%{?pre_version}-20200406.tar.xz
+Source1:        firefox-langpacks-%{version}%{?pre_version}-20200502.tar.xz
 %endif
 Source2:        cbindgen-vendor.tar.xz
 Source10:       firefox-mozconfig
@@ -183,13 +183,9 @@ Patch412:        mozilla-1337988.patch
 Patch415:        Bug-1238661---fix-mozillaSignalTrampoline-to-work-.patch
 Patch417:        bug1375074-save-restore-x28.patch
 Patch422:        mozilla-1580174-webrtc-popup.patch
-Patch425:        mozilla-1623106.patch
 
 # Wayland specific upstream patches
 Patch574:        firefox-pipewire.patch
-Patch576:        mozilla-1623060.patch
-Patch578:        mozilla-1627469.patch
-Patch579:        browser-tabbar-dad-mzbz1527976.patch
 
 # PGO/LTO patches
 Patch600:        pgo.patch
@@ -388,8 +384,6 @@ This package contains results of tests executed during build.
 #%patch241 -p1 -b .kiosk-workaround
 %patch242 -p1 -b .gnome-shell-search-fixes
 
-%patch425 -p1 -b .1623106
-
 %patch402 -p1 -b .1196777
 %ifarch %{arm}
 %patch415 -p1 -b .1238661
@@ -397,13 +391,11 @@ This package contains results of tests executed during build.
 
 # Wayland specific upstream patches
 %patch574 -p1 -b .firefox-pipewire
-%patch576 -p1 -b .mozilla-1623060
-%patch578 -p1 -b .mozilla-1627469
-%patch579 -p1 -b .mozilla-1527976
 
 # PGO patches
 %patch600 -p1 -b .pgo
-%patch601 -p1 -b .1516081
+#fix
+#%patch601 -p1 -b .1516081
 %patch602 -p1 -b .1516803
 
 %{__rm} -f .mozconfig
@@ -966,6 +958,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Sun May 3 2020 Martin Stransky <stransky@redhat.com> - 76.0-1
+- Updated to 76.0
+
 * Thu Apr 23 2020 Martin Stransky <stransky@redhat.com> - 75.0-3
 - Added fix for mozilla bug #1527976 (browser D&D)
 
diff --git a/mozilla-1623060.patch b/mozilla-1623060.patch
deleted file mode 100644
index 6e2d2cd..0000000
--- a/mozilla-1623060.patch
+++ /dev/null
@@ -1,257 +0,0 @@
-diff -up firefox-75.0/modules/libpref/init/StaticPrefList.yaml.mozilla-1623060 firefox-75.0/modules/libpref/init/StaticPrefList.yaml
---- firefox-75.0/modules/libpref/init/StaticPrefList.yaml.mozilla-1623060	2020-04-03 21:34:57.000000000 +0200
-+++ firefox-75.0/modules/libpref/init/StaticPrefList.yaml	2020-04-06 23:03:37.631884410 +0200
-@@ -8600,15 +8600,6 @@
-   type: RelaxedAtomicBool
-   value: false
-   mirror: always
--
--# Wayland basic (non-accelerated) compositor cache mode.
--# 0 = Default (everything is cached).
--# 1 = Cache only missing drawing.
--# 2 = No cache
--- name: widget.wayland-cache-mode
--  type: RelaxedAtomicInt32
--  value: 0
--  mirror: always
- #endif
- 
- #---------------------------------------------------------------------------
-diff -up firefox-75.0/widget/gtk/nsWaylandDisplay.cpp.mozilla-1623060 firefox-75.0/widget/gtk/nsWaylandDisplay.cpp
---- firefox-75.0/widget/gtk/nsWaylandDisplay.cpp.mozilla-1623060	2020-04-03 21:35:43.000000000 +0200
-+++ firefox-75.0/widget/gtk/nsWaylandDisplay.cpp	2020-04-06 23:03:37.632884403 +0200
-@@ -523,9 +523,6 @@ bool nsWaylandDisplay::IsDMABufVAAPIEnab
-   return IsDMABufEnabled() &&
-          StaticPrefs::widget_wayland_dmabuf_vaapi_enabled();
- }
--int nsWaylandDisplay::GetRenderingCacheModePref() {
--  return StaticPrefs::widget_wayland_cache_mode();
--}
- 
- void* nsGbmLib::sGbmLibHandle = nullptr;
- void* nsGbmLib::sXf86DrmLibHandle = nullptr;
-diff -up firefox-75.0/widget/gtk/nsWaylandDisplay.h.mozilla-1623060 firefox-75.0/widget/gtk/nsWaylandDisplay.h
---- firefox-75.0/widget/gtk/nsWaylandDisplay.h.mozilla-1623060	2020-04-03 21:35:39.000000000 +0200
-+++ firefox-75.0/widget/gtk/nsWaylandDisplay.h	2020-04-06 23:03:37.632884403 +0200
-@@ -93,7 +93,6 @@ class nsWaylandDisplay {
-   static bool IsDMABufTexturesEnabled();
-   static bool IsDMABufWebGLEnabled();
-   static bool IsDMABufVAAPIEnabled();
--  static int GetRenderingCacheModePref();
- 
-  private:
-   bool ConfigureGbm();
-diff -up firefox-75.0/widget/gtk/nsWindow.cpp.mozilla-1623060 firefox-75.0/widget/gtk/nsWindow.cpp
---- firefox-75.0/widget/gtk/nsWindow.cpp.mozilla-1623060	2020-04-06 23:03:37.627884434 +0200
-+++ firefox-75.0/widget/gtk/nsWindow.cpp	2020-04-06 23:03:37.633884397 +0200
-@@ -7925,3 +7925,15 @@ void nsWindow::SetEGLNativeWindowSize(
- 
- nsWindow* nsWindow::GetFocusedWindow() { return gFocusWindow; }
- #endif
-+
-+LayoutDeviceIntRect nsWindow::GetMozContainerSize() {
-+  LayoutDeviceIntRect size(0, 0, 0, 0);
-+  if (mContainer) {
-+    GtkAllocation allocation;
-+    gtk_widget_get_allocation(GTK_WIDGET(mContainer), &allocation);
-+    int scale = GdkScaleFactor();
-+    size.width = allocation.width * scale;
-+    size.height = allocation.height * scale;
-+  }
-+  return size;
-+}
-diff -up firefox-75.0/widget/gtk/nsWindow.h.mozilla-1623060 firefox-75.0/widget/gtk/nsWindow.h
---- firefox-75.0/widget/gtk/nsWindow.h.mozilla-1623060	2020-04-03 21:35:39.000000000 +0200
-+++ firefox-75.0/widget/gtk/nsWindow.h	2020-04-06 23:03:37.632884403 +0200
-@@ -293,6 +293,7 @@ class nsWindow final : public nsBaseWidg
-                                                 int32_t aVertical) override;
- 
-   MozContainer* GetMozContainer() { return mContainer; }
-+  LayoutDeviceIntRect GetMozContainerSize();
-   // GetMozContainerWidget returns the MozContainer even for undestroyed
-   // descendant windows
-   GtkWidget* GetMozContainerWidget();
-diff -up firefox-75.0/widget/gtk/WindowSurfaceWayland.cpp.mozilla-1623060 firefox-75.0/widget/gtk/WindowSurfaceWayland.cpp
---- firefox-75.0/widget/gtk/WindowSurfaceWayland.cpp.mozilla-1623060	2020-04-03 21:35:43.000000000 +0200
-+++ firefox-75.0/widget/gtk/WindowSurfaceWayland.cpp	2020-04-06 23:03:37.632884403 +0200
-@@ -527,9 +527,6 @@ WindowSurfaceWayland::WindowSurfaceWayla
-     mShmBackupBuffer[i] = nullptr;
-     mDMABackupBuffer[i] = nullptr;
-   }
--  mRenderingCacheMode = static_cast<RenderingCacheMode>(
--      mWaylandDisplay->GetRenderingCacheModePref());
--  LOGWAYLAND(("WindowSurfaceWayland Cache mode %d\n", mRenderingCacheMode));
- }
- 
- WindowSurfaceWayland::~WindowSurfaceWayland() {
-@@ -650,14 +647,13 @@ WindowBackBuffer* WindowSurfaceWayland::
-   LOGWAYLAND(
-       ("WindowSurfaceWayland::NewWaylandBuffer [%p] Requested buffer [%d "
-        "x %d] DMABuf %d\n",
--       (void*)this, mBufferScreenRect.width, mBufferScreenRect.height,
--       aUseDMABufBackend));
-+       (void*)this, mWidgetRect.width, mWidgetRect.height, aUseDMABufBackend));
- 
-   mWaylandBuffer = WaylandBufferFindAvailable(
--      mBufferScreenRect.width, mBufferScreenRect.height, aUseDMABufBackend);
-+      mWidgetRect.width, mWidgetRect.height, aUseDMABufBackend);
-   if (!mWaylandBuffer) {
--    mWaylandBuffer = CreateWaylandBuffer(
--        mBufferScreenRect.width, mBufferScreenRect.height, aUseDMABufBackend);
-+    mWaylandBuffer = CreateWaylandBuffer(mWidgetRect.width, mWidgetRect.height,
-+                                         aUseDMABufBackend);
-   }
- 
-   return mWaylandBuffer;
-@@ -667,7 +663,7 @@ WindowBackBuffer* WindowSurfaceWayland::
-   LOGWAYLAND(
-       ("WindowSurfaceWayland::GetWaylandBufferRecent [%p] Requested buffer [%d "
-        "x %d]\n",
--       (void*)this, mBufferScreenRect.width, mBufferScreenRect.height));
-+       (void*)this, mWidgetRect.width, mWidgetRect.height));
- 
-   // There's no buffer created yet, create a new one for partial screen updates.
-   if (!mWaylandBuffer) {
-@@ -679,10 +675,9 @@ WindowBackBuffer* WindowSurfaceWayland::
-     return nullptr;
-   }
- 
--  if (mWaylandBuffer->IsMatchingSize(mBufferScreenRect.width,
--                                     mBufferScreenRect.height)) {
--    LOGWAYLAND(("    Size is ok, use the buffer [%d x %d]\n",
--                mBufferScreenRect.width, mBufferScreenRect.height));
-+  if (mWaylandBuffer->IsMatchingSize(mWidgetRect.width, mWidgetRect.height)) {
-+    LOGWAYLAND(("    Size is ok, use the buffer [%d x %d]\n", mWidgetRect.width,
-+                mWidgetRect.height));
-     return mWaylandBuffer;
-   }
- 
-@@ -697,7 +692,7 @@ WindowBackBuffer* WindowSurfaceWayland::
-   LOGWAYLAND(
-       ("WindowSurfaceWayland::GetWaylandBufferWithSwitch [%p] Requested buffer "
-        "[%d x %d]\n",
--       (void*)this, mBufferScreenRect.width, mBufferScreenRect.height));
-+       (void*)this, mWidgetRect.width, mWidgetRect.height));
- 
-   // There's no buffer created yet or actual buffer is attached, get a new one.
-   // Use DMABuf for fullscreen updates only.
-@@ -706,18 +701,21 @@ WindowBackBuffer* WindowSurfaceWayland::
-   }
- 
-   // Reuse existing buffer
--  LOGWAYLAND(("    Reuse buffer with resize [%d x %d]\n",
--              mBufferScreenRect.width, mBufferScreenRect.height));
-+  LOGWAYLAND(("    Reuse buffer with resize [%d x %d]\n", mWidgetRect.width,
-+              mWidgetRect.height));
- 
-   // OOM here, just return null to skip this frame.
--  if (!mWaylandBuffer->Resize(mBufferScreenRect.width,
--                              mBufferScreenRect.height)) {
-+  if (!mWaylandBuffer->Resize(mWidgetRect.width, mWidgetRect.height)) {
-     return nullptr;
-   }
-   return mWaylandBuffer;
- }
- 
- already_AddRefed<gfx::DrawTarget> WindowSurfaceWayland::LockWaylandBuffer() {
-+  // Allocated wayland buffer must match widget size, otherwise wayland
-+  // compositor is confused and may produce various rendering artifacts.
-+  mWidgetRect = mWindow->GetMozContainerSize();
-+
-   // mCanSwitchWaylandBuffer set means we're getting buffer for fullscreen
-   // update. We can use DMABuf and we can get a new buffer for drawing.
-   WindowBackBuffer* buffer = mCanSwitchWaylandBuffer
-@@ -858,12 +856,12 @@ already_AddRefed<gfx::DrawTarget> Window
-   LOGWAYLAND(("   windowRedraw = %d\n", windowRedraw));
- 
- #if MOZ_LOGGING
--  if (!(mBufferScreenRect == lockedScreenRect)) {
-+  if (!(mLockedScreenRect == lockedScreenRect)) {
-     LOGWAYLAND(("   screen size changed\n"));
-   }
- #endif
- 
--  if (!(mBufferScreenRect == lockedScreenRect)) {
-+  if (!(mLockedScreenRect == lockedScreenRect)) {
-     // Screen (window) size changed and we still have some painting pending
-     // for the last window size. That can happen when window is resized.
-     // We can't commit them any more as they're for former window size, so
-@@ -878,17 +876,21 @@ already_AddRefed<gfx::DrawTarget> Window
-       // as it produces artifacts.
-       return nullptr;
-     }
--    mBufferScreenRect = lockedScreenRect;
-+    mLockedScreenRect = lockedScreenRect;
-   }
- 
--  if (mRenderingCacheMode == CACHE_ALL) {
--    mDrawToWaylandBufferDirectly = windowRedraw;
--  } else if (mRenderingCacheMode == CACHE_MISSING) {
-+  LayoutDeviceIntRect size = mWindow->GetMozContainerSize();
-+
-+  // We can draw directly only when widget has the same size as wl_buffer
-+  mDrawToWaylandBufferDirectly = (size.width == mLockedScreenRect.width &&
-+                                  size.height == mLockedScreenRect.height);
-+
-+  // We can draw directly only when we redraw significant part of the window
-+  // to avoid flickering.
-+  if (mDrawToWaylandBufferDirectly) {
-     mDrawToWaylandBufferDirectly =
-         windowRedraw || (lockSize.width * 3 > lockedScreenRect.width &&
-                          lockSize.height * 3 > lockedScreenRect.height);
--  } else {
--    mDrawToWaylandBufferDirectly = true;
-   }
- 
-   if (mDrawToWaylandBufferDirectly) {
-@@ -903,11 +905,6 @@ already_AddRefed<gfx::DrawTarget> Window
-     }
-   }
- 
--  // Any caching is disabled and we don't have any back buffer available.
--  if (mRenderingCacheMode == CACHE_NONE) {
--    return nullptr;
--  }
--
-   // We do indirect drawing because there isn't any front buffer available.
-   // Do indirect drawing to mImageSurface which is commited to wayland
-   // wl_buffer by DrawDelayedImageCommits() later.
-@@ -1151,7 +1148,7 @@ void WindowSurfaceWayland::Commit(const
-         ("WindowSurfaceWayland::Commit [%p] damage size [%d, %d] -> [%d x %d]"
-          "screenSize [%d x %d]\n",
-          (void*)this, lockSize.x, lockSize.y, lockSize.width, lockSize.height,
--         mBufferScreenRect.width, mBufferScreenRect.height));
-+         mLockedScreenRect.width, mLockedScreenRect.height));
-     LOGWAYLAND(("    mDrawToWaylandBufferDirectly = %d\n",
-                 mDrawToWaylandBufferDirectly));
-   }
-diff -up firefox-75.0/widget/gtk/WindowSurfaceWayland.h.mozilla-1623060 firefox-75.0/widget/gtk/WindowSurfaceWayland.h
---- firefox-75.0/widget/gtk/WindowSurfaceWayland.h.mozilla-1623060	2020-04-03 21:35:39.000000000 +0200
-+++ firefox-75.0/widget/gtk/WindowSurfaceWayland.h	2020-04-06 23:03:37.631884410 +0200
-@@ -261,8 +261,14 @@ class WindowSurfaceWayland : public Wind
-   nsWindow* mWindow;
-   // Buffer screen rects helps us understand if we operate on
-   // the same window size as we're called on WindowSurfaceWayland::Lock().
--  // mBufferScreenRect is window size when our wayland buffer was allocated.
--  LayoutDeviceIntRect mBufferScreenRect;
-+  // mLockedScreenRect is window size when our wayland buffer was allocated.
-+  LayoutDeviceIntRect mLockedScreenRect;
-+
-+  // WidgetRect is an actual size of mozcontainer widget. It can be
-+  // different than mLockedScreenRect during resize when mBounds are updated
-+  // immediately but actual GtkWidget size is updated asynchronously
-+  // (see Bug 1489463).
-+  LayoutDeviceIntRect mWidgetRect;
-   nsWaylandDisplay* mWaylandDisplay;
- 
-   // Actual buffer (backed by wl_buffer) where all drawings go into.
-@@ -327,9 +333,6 @@ class WindowSurfaceWayland : public Wind
- 
-   bool mIsMainThread;
- 
--  // Image caching strategy, see RenderingCacheMode for details.
--  RenderingCacheMode mRenderingCacheMode;
--
-   static bool UseDMABufBackend();
-   static bool mUseDMABufInitialized;
-   static bool mUseDMABuf;
diff --git a/mozilla-1623106.patch b/mozilla-1623106.patch
deleted file mode 100644
index 354d918..0000000
--- a/mozilla-1623106.patch
+++ /dev/null
@@ -1,73 +0,0 @@
-changeset:   521156:e856a981e2be
-tag:         tip
-parent:      521144:5bfecf5aff6d
-user:        Martin Stransky <stransky@redhat.com>
-date:        Tue Mar 17 21:22:44 2020 +0100
-files:       widget/gtk/nsWindow.cpp
-description:
-Bug 1623106 [Linux/Gtk] Don't use window resize workaround for Gtk >= 3.24, r?jhorak
-
-We have a workaround for https://gitlab.gnome.org/GNOME/gtk/issues/1044 which is already fixed
-in Gtk 3.24 and causes resize regression there so let's remove it.
-
-Differential Revision: https://phabricator.services.mozilla.com/D67387
-
-
-diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
---- a/widget/gtk/nsWindow.cpp
-+++ b/widget/gtk/nsWindow.cpp
-@@ -2739,16 +2739,18 @@ void nsWindow::OnContainerUnrealize() {
-   }
- }
- 
- void nsWindow::OnSizeAllocate(GtkAllocation* aAllocation) {
-   LOG(("nsWindow::OnSizeAllocate [%p] %d,%d -> %d x %d\n", (void*)this,
-        aAllocation->x, aAllocation->y, aAllocation->width,
-        aAllocation->height));
- 
-+  mBoundsAreValid = true;
-+
-   LayoutDeviceIntSize size = GdkRectToDevicePixels(*aAllocation).Size();
-   if (mBounds.Size() == size) {
-     // We were already resized at nsWindow::OnConfigureEvent() so skip it.
-     return;
-   }
- 
-   // Invalidate the new part of the window now for the pending paint to
-   // minimize background flashes (GDK does not do this for external resizes
-@@ -3524,23 +3526,27 @@ void nsWindow::OnWindowStateEvent(GtkWid
-   // maximized state, we hide the GDK_WINDOW_STATE_MAXIMIZED change from
-   // gtk_window_state_event() so as to trick GTK into using the values from
-   // gtk_window_resize() in its configure request.
-   //
-   // We instead notify gtk_window_state_event() of the maximized state change
-   // once the window is shown.
-   //
-   // See https://gitlab.gnome.org/GNOME/gtk/issues/1044
--  if (!mIsShown) {
--    aEvent->changed_mask = static_cast<GdkWindowState>(
--        aEvent->changed_mask & ~GDK_WINDOW_STATE_MAXIMIZED);
--  } else if (aEvent->changed_mask & GDK_WINDOW_STATE_WITHDRAWN &&
--             aEvent->new_window_state & GDK_WINDOW_STATE_MAXIMIZED) {
--    aEvent->changed_mask = static_cast<GdkWindowState>(
--        aEvent->changed_mask | GDK_WINDOW_STATE_MAXIMIZED);
-+  //
-+  // This is fixed in Gtk 3.24+
-+  if (gtk_check_version(3, 24, 0) != nullptr) {
-+    if (!mIsShown) {
-+      aEvent->changed_mask = static_cast<GdkWindowState>(
-+          aEvent->changed_mask & ~GDK_WINDOW_STATE_MAXIMIZED);
-+    } else if (aEvent->changed_mask & GDK_WINDOW_STATE_WITHDRAWN &&
-+               aEvent->new_window_state & GDK_WINDOW_STATE_MAXIMIZED) {
-+      aEvent->changed_mask = static_cast<GdkWindowState>(
-+          aEvent->changed_mask | GDK_WINDOW_STATE_MAXIMIZED);
-+    }
-   }
- 
-   // This is a workaround for https://gitlab.gnome.org/GNOME/gtk/issues/1395
-   // Gtk+ controls window active appearance by window-state-event signal.
-   if (mDrawInTitlebar && (aEvent->changed_mask & GDK_WINDOW_STATE_FOCUSED)) {
-     // Emulate what Gtk+ does at gtk_window_state_event().
-     // We can't check GTK_STATE_FLAG_BACKDROP directly as it's set by Gtk+
-     // *after* this window-state-event handler.
-
diff --git a/mozilla-1627469.patch b/mozilla-1627469.patch
deleted file mode 100644
index 3e53ec5..0000000
--- a/mozilla-1627469.patch
+++ /dev/null
@@ -1,113 +0,0 @@
-diff -up firefox-74.0.1/widget/gtk/WindowSurfaceWayland.cpp.mozilla-1627469 firefox-74.0.1/widget/gtk/WindowSurfaceWayland.cpp
---- firefox-74.0.1/widget/gtk/WindowSurfaceWayland.cpp.mozilla-1627469	2020-04-06 15:07:16.772431937 +0200
-+++ firefox-74.0.1/widget/gtk/WindowSurfaceWayland.cpp	2020-04-06 15:09:57.037320477 +0200
-@@ -647,13 +647,14 @@ WindowBackBuffer* WindowSurfaceWayland::
-   LOGWAYLAND(
-       ("WindowSurfaceWayland::NewWaylandBuffer [%p] Requested buffer [%d "
-        "x %d] DMABuf %d\n",
--       (void*)this, mWidgetRect.width, mWidgetRect.height, aUseDMABufBackend));
-+       (void*)this, mWLBufferRect.width, mWLBufferRect.height,
-+       aUseDMABufBackend));
- 
-   mWaylandBuffer = WaylandBufferFindAvailable(
--      mWidgetRect.width, mWidgetRect.height, aUseDMABufBackend);
-+      mWLBufferRect.width, mWLBufferRect.height, aUseDMABufBackend);
-   if (!mWaylandBuffer) {
--    mWaylandBuffer = CreateWaylandBuffer(mWidgetRect.width, mWidgetRect.height,
--                                         aUseDMABufBackend);
-+    mWaylandBuffer = CreateWaylandBuffer(
-+        mWLBufferRect.width, mWLBufferRect.height, aUseDMABufBackend);
-   }
- 
-   return mWaylandBuffer;
-@@ -663,7 +664,7 @@ WindowBackBuffer* WindowSurfaceWayland::
-   LOGWAYLAND(
-       ("WindowSurfaceWayland::GetWaylandBufferRecent [%p] Requested buffer [%d "
-        "x %d]\n",
--       (void*)this, mWidgetRect.width, mWidgetRect.height));
-+       (void*)this, mWLBufferRect.width, mWLBufferRect.height));
- 
-   // There's no buffer created yet, create a new one for partial screen updates.
-   if (!mWaylandBuffer) {
-@@ -675,9 +676,10 @@ WindowBackBuffer* WindowSurfaceWayland::
-     return nullptr;
-   }
- 
--  if (mWaylandBuffer->IsMatchingSize(mWidgetRect.width, mWidgetRect.height)) {
--    LOGWAYLAND(("    Size is ok, use the buffer [%d x %d]\n", mWidgetRect.width,
--                mWidgetRect.height));
-+  if (mWaylandBuffer->IsMatchingSize(mWLBufferRect.width,
-+                                     mWLBufferRect.height)) {
-+    LOGWAYLAND(("    Size is ok, use the buffer [%d x %d]\n",
-+                mWLBufferRect.width, mWLBufferRect.height));
-     return mWaylandBuffer;
-   }
- 
-@@ -692,7 +694,7 @@ WindowBackBuffer* WindowSurfaceWayland::
-   LOGWAYLAND(
-       ("WindowSurfaceWayland::GetWaylandBufferWithSwitch [%p] Requested buffer "
-        "[%d x %d]\n",
--       (void*)this, mWidgetRect.width, mWidgetRect.height));
-+       (void*)this, mWLBufferRect.width, mWLBufferRect.height));
- 
-   // There's no buffer created yet or actual buffer is attached, get a new one.
-   // Use DMABuf for fullscreen updates only.
-@@ -701,20 +703,21 @@ WindowBackBuffer* WindowSurfaceWayland::
-   }
- 
-   // Reuse existing buffer
--  LOGWAYLAND(("    Reuse buffer with resize [%d x %d]\n", mWidgetRect.width,
--              mWidgetRect.height));
-+  LOGWAYLAND(("    Reuse buffer with resize [%d x %d]\n", mWLBufferRect.width,
-+              mWLBufferRect.height));
- 
-   // OOM here, just return null to skip this frame.
--  if (!mWaylandBuffer->Resize(mWidgetRect.width, mWidgetRect.height)) {
-+  if (!mWaylandBuffer->Resize(mWLBufferRect.width, mWLBufferRect.height)) {
-     return nullptr;
-   }
-   return mWaylandBuffer;
- }
- 
- already_AddRefed<gfx::DrawTarget> WindowSurfaceWayland::LockWaylandBuffer() {
--  // Allocated wayland buffer must match widget size, otherwise wayland
--  // compositor is confused and may produce various rendering artifacts.
--  mWidgetRect = mWindow->GetMozContainerSize();
-+  // Allocated wayland buffer can't be bigger than mozilla widget size.
-+  LayoutDeviceIntRegion region;
-+  region.And(mLockedScreenRect, mWindow->GetMozContainerSize());
-+  mWLBufferRect = LayoutDeviceIntRect(region.GetBounds());
- 
-   // mCanSwitchWaylandBuffer set means we're getting buffer for fullscreen
-   // update. We can use DMABuf and we can get a new buffer for drawing.
-@@ -882,8 +885,8 @@ already_AddRefed<gfx::DrawTarget> Window
-   LayoutDeviceIntRect size = mWindow->GetMozContainerSize();
- 
-   // We can draw directly only when widget has the same size as wl_buffer
--  mDrawToWaylandBufferDirectly = (size.width == mLockedScreenRect.width &&
--                                  size.height == mLockedScreenRect.height);
-+  mDrawToWaylandBufferDirectly = (size.width >= mLockedScreenRect.width &&
-+                                  size.height >= mLockedScreenRect.height);
- 
-   // We can draw directly only when we redraw significant part of the window
-   // to avoid flickering.
-diff -up firefox-74.0.1/widget/gtk/WindowSurfaceWayland.h.mozilla-1627469 firefox-74.0.1/widget/gtk/WindowSurfaceWayland.h
---- firefox-74.0.1/widget/gtk/WindowSurfaceWayland.h.mozilla-1627469	2020-04-06 15:07:16.773431931 +0200
-+++ firefox-74.0.1/widget/gtk/WindowSurfaceWayland.h	2020-04-06 15:07:16.775431919 +0200
-@@ -264,11 +264,11 @@ class WindowSurfaceWayland : public Wind
-   // mLockedScreenRect is window size when our wayland buffer was allocated.
-   LayoutDeviceIntRect mLockedScreenRect;
- 
--  // WidgetRect is an actual size of mozcontainer widget. It can be
--  // different than mLockedScreenRect during resize when mBounds are updated
--  // immediately but actual GtkWidget size is updated asynchronously
--  // (see Bug 1489463).
--  LayoutDeviceIntRect mWidgetRect;
-+  // mWLBufferRect is an intersection of mozcontainer widgetsize and
-+  // mLockedScreenRect size. It can be different than mLockedScreenRect
-+  // during resize when mBounds are updated immediately but actual
-+  // GtkWidget size is updated asynchronously (see Bug 1489463).
-+  LayoutDeviceIntRect mWLBufferRect;
-   nsWaylandDisplay* mWaylandDisplay;
- 
-   // Actual buffer (backed by wl_buffer) where all drawings go into.
diff --git a/sources b/sources
index 10d5bfe..232cbcc 100644
--- a/sources
+++ b/sources
@@ -1,3 +1,3 @@
 SHA512 (cbindgen-vendor.tar.xz) = a12d9dd45301614f3a7fcd77f61e3f731718fc418fcf84b0ac7363ef4ddd8ff60e057febef917620ac89d2d47d76b8dccfa71405935e346b849b93425732016a
-SHA512 (firefox-75.0.source.tar.xz) = 29c9e3455251ab5f5a3e8f2d0ad6f8b43f710d15605bf169fd5cd7ade3555da6b2df66ec26af5624c0f4bb46d5e7e3527351f648fee79f5defcb926fa6ae382a
-SHA512 (firefox-langpacks-75.0-20200406.tar.xz) = 6e505784bee25dc2588443665a948ab1c1748b5a62a4549d61b02bdb17c0f3048083edda2c95bbf3055816c3d249d8db7fa12edfcfef9f623d12eaee1d089965
+SHA512 (firefox-76.0.source.tar.xz) = 1f023861aaed0468f62135d3ef1098f599111df4e8f231e19baaa54e4bad0e3ddf8575895467ffc9f72bd91a2f6ed5b55096fe4932685e4bb58871e004c184db
+SHA512 (firefox-langpacks-76.0-20200502.tar.xz) = 6038d383d9b6aca7fe7fffc39f47055f956ab9dd3e9b4aff67f5297330f7b051fb4c08491242ff42c864e254fa67cfd9a107753ca4e002fd20eb22dd37b12bf0