Android Browser Compositor: Add ScheduleComposite() callback.

content/browser/renderer_host/compositor_impl_android.h

Index: content/browser/renderer_host/compositor_impl_android.h
diff --git a/content/browser/renderer_host/compositor_impl_android.h b/content/browser/renderer_host/compositor_impl_android.h
index 4d6065d9a28fd90867c77c944a0b5fcddad8ffbc..c1cac47b554ded087b8f62bb94125f07b6532be8 100644
--- a/content/browser/renderer_host/compositor_impl_android.h
+++ b/content/browser/renderer_host/compositor_impl_android.h
@@ -24,7 +24,7 @@ class GraphicsContext;
 class CompositorImpl : public Compositor,
                        public WebKit::WebLayerTreeViewClient {
  public:
-  CompositorImpl();
+  explicit CompositorImpl(Compositor::Client* client);
   virtual ~CompositorImpl();
 
   static bool IsInitialized();
@@ -35,8 +35,7 @@ class CompositorImpl : public Compositor,
   virtual void SetWindowBounds(const gfx::Size& size) OVERRIDE;
   virtual bool CompositeAndReadback(
       void *pixels, const gfx::Rect& rect) OVERRIDE;
-  virtual void OnSurfaceUpdated(
-      const SurfacePresentedCallback& callback) OVERRIDE;
+  virtual void Composite() OVERRIDE;
 
   // WebLayerTreeViewClient implementation.
   virtual void updateAnimations(double frameBeginTime) OVERRIDE;
@@ -59,6 +58,8 @@ class CompositorImpl : public Compositor,
   ANativeWindow* window_;
   int surface_id_;
 
+  Compositor::Client* client_;
+
   DISALLOW_COPY_AND_ASSIGN(CompositorImpl);
 };