[cc] Plumb BeginFrameAcks through SurfaceManager to DisplayScheduler.

cc/surfaces/display.h

Index: cc/surfaces/display.h
diff --git a/cc/surfaces/display.h b/cc/surfaces/display.h
index 7718ffe32ea563917d9b9c55b064eeffbf9ccef4..a04d9ecc232c60790c438ee478f4a1622a88478d 100644
--- a/cc/surfaces/display.h
+++ b/cc/surfaces/display.h
@@ -40,7 +40,6 @@ class RendererSettings;
 class ResourceProvider;
 class SharedBitmapManager;
 class SoftwareRenderer;
-class SurfaceAggregator;
 class TextureMailboxDeleter;
 
 // A Display produces a surface that can be used to draw to a physical display
@@ -78,6 +77,8 @@ class CC_SURFACES_EXPORT Display : public DisplaySchedulerClient,
 
   // DisplaySchedulerClient implementation.
   bool DrawAndSwap() override;
+  const SurfaceAggregator::SurfaceIndexMap& GetPreviousContainedSurfaces()
+      override;
 
   // OutputSurfaceClient implementation.
   void SetNeedsRedrawRect(const gfx::Rect& damage_rect) override;
@@ -88,6 +89,7 @@ class CC_SURFACES_EXPORT Display : public DisplaySchedulerClient,
   // SurfaceObserver implementation.
   void OnSurfaceDamaged(const SurfaceId& surface, bool* changed) override;
   void OnSurfaceCreated(const SurfaceInfo& surface_info) override;
+  void OnSurfaceProducerStateChanged(const SurfaceId& surface_id) override;
 
   bool has_scheduler() const { return !!scheduler_; }
   DirectRenderer* renderer_for_testing() const { return renderer_.get(); }