Hook up BeginFrameSource to SurfaceFactoryClient via SurfaceManager

cc/surfaces/surface_factory.cc

Index: cc/surfaces/surface_factory.cc
diff --git a/cc/surfaces/surface_factory.cc b/cc/surfaces/surface_factory.cc
index a45c809cc51312f200ed3c208d096417012a3694..d7f4810d688db85c9474571ce69035f15c796dc5 100644
--- a/cc/surfaces/surface_factory.cc
+++ b/cc/surfaces/surface_factory.cc
@@ -29,7 +29,6 @@ SurfaceFactory::~SurfaceFactory() {
                << " entries in map on destruction.";
   }
   DestroyAll();
-  client_->SetBeginFrameSource(SurfaceId(), nullptr);
 }
 
 void SurfaceFactory::DestroyAll() {
@@ -54,11 +53,6 @@ void SurfaceFactory::Destroy(SurfaceId surface_id) {
   manager_->Destroy(std::move(surface));
 }
 
-void SurfaceFactory::SetBeginFrameSource(SurfaceId surface_id,
-                                         BeginFrameSource* begin_frame_source) {
-  client_->SetBeginFrameSource(surface_id, begin_frame_source);
-}
-
 void SurfaceFactory::SubmitCompositorFrame(SurfaceId surface_id,
                                            scoped_ptr<CompositorFrame> frame,
                                            const DrawCallback& callback) {