Add callback when queueing frame on Surface to create backpressure.

content/browser/compositor/surface_display_output_surface.cc

Index: content/browser/compositor/surface_display_output_surface.cc
diff --git a/content/browser/compositor/surface_display_output_surface.cc b/content/browser/compositor/surface_display_output_surface.cc
index b4697a0e024b9901ae448f82c7f7a38694c2200b..527b621170fa5585a9a6d0d031b663e6e785188c 100644
--- a/content/browser/compositor/surface_display_output_surface.cc
+++ b/content/browser/compositor/surface_display_output_surface.cc
@@ -48,10 +48,13 @@ void SurfaceDisplayOutputSurface::SwapBuffers(cc::CompositorFrame* frame) {
 
   scoped_ptr<cc::CompositorFrame> frame_copy(new cc::CompositorFrame());
   frame->AssignTo(frame_copy.get());
-  factory_.SubmitFrame(surface_id_, frame_copy.Pass());
+  factory_.SubmitFrame(
+      surface_id_,
+      frame_copy.Pass(),
+      base::Bind(&SurfaceDisplayOutputSurface::SwapBuffersComplete,
+                 base::Unretained(this)));
 
   client_->DidSwapBuffers();
-  client_->DidSwapBuffersComplete();
 }
 
 void SurfaceDisplayOutputSurface::ReturnResources(
@@ -62,4 +65,8 @@ void SurfaceDisplayOutputSurface::ReturnResources(
     client_->ReclaimResources(&ack);
 }
 
+void SurfaceDisplayOutputSurface::SwapBuffersComplete() {
+  client_->DidSwapBuffersComplete();
+}
+
 }  // namespace content