1 files changed, 12 insertions, 1 deletions
diff --git a/gfx/2d/2D.h b/gfx/2d/2D.h
index e6b94f86ea..f16a0ee0cc 100644
--- a/gfx/2d/2D.h
+++ b/gfx/2d/2D.h
@@ -85,7 +85,9 @@ namespace mozilla {
 class Mutex;
 
 namespace layers {
+class Image;
 class MemoryOrShmem;
+class SurfaceDescriptor;
 class SurfaceDescriptorBuffer;
 class TextureData;
 }  // namespace layers
@@ -1416,6 +1418,15 @@ class DrawTarget : public external::AtomicRefCounted<DrawTarget> {
       const DrawSurfaceOptions& aSurfOptions = DrawSurfaceOptions(),
       const DrawOptions& aOptions = DrawOptions()) = 0;
 
+  virtual void DrawSurfaceDescriptor(
+      const layers::SurfaceDescriptor& aDesc,
+      const RefPtr<layers::Image>& aImageOfSurfaceDescriptor, const Rect& aDest,
+      const Rect& aSource,
+      const DrawSurfaceOptions& aSurfOptions = DrawSurfaceOptions(),
+      const DrawOptions& aOptions = DrawOptions()) {
+    MOZ_CRASH("GFX: DrawSurfaceDescriptor");
+  }
+
   /**
    * Draw a surface to the draw target, when the surface will be available
    * at a later time. This is only valid for recording DrawTargets.
@@ -1981,7 +1992,7 @@ class DrawTarget : public external::AtomicRefCounted<DrawTarget> {
   UserData mUserData;
   Matrix mTransform;
   IntRect mOpaqueRect;
-  bool mTransformDirty : 1;
+  mutable bool mTransformDirty : 1;
   bool mPermitSubpixelAA : 1;
 
   SurfaceFormat mFormat;