cc: Scheduler will never process a commit until it receives a vsync tick.

cc/CCTextureUpdateController.h

Index: cc/CCTextureUpdateController.h
diff --git a/cc/CCTextureUpdateController.h b/cc/CCTextureUpdateController.h
index 6fc8db3d9f78b962c2ec321403911d8c1a6a0e90..3d485a7eea32dd92c357f1244744ae499c9420bb 100644
--- a/cc/CCTextureUpdateController.h
+++ b/cc/CCTextureUpdateController.h
@@ -15,19 +15,26 @@ namespace WebCore {
 class TextureCopier;
 class TextureUploader;
 
+class CCTextureUpdateControllerClient {
+public:
+    virtual void updateTexturesCompleted() = 0;
+
+protected:
+    virtual ~CCTextureUpdateControllerClient() { }
+};
+
 class CCTextureUpdateController : public CCTimerClient {
     WTF_MAKE_NONCOPYABLE(CCTextureUpdateController);
 public:
-    static PassOwnPtr<CCTextureUpdateController> create(CCThread* thread, PassOwnPtr<CCTextureUpdateQueue> queue, CCResourceProvider* resourceProvider, TextureCopier* copier, TextureUploader* uploader)
+    static PassOwnPtr<CCTextureUpdateController> create(CCTextureUpdateControllerClient* client, CCThread* thread, PassOwnPtr<CCTextureUpdateQueue> queue, CCResourceProvider* resourceProvider, TextureCopier* copier, TextureUploader* uploader)
     {
-        return adoptPtr(new CCTextureUpdateController(thread, queue, resourceProvider, copier, uploader));
+        return adoptPtr(new CCTextureUpdateController(client, thread, queue, resourceProvider, copier, uploader));
     }
     static size_t maxPartialTextureUpdates();
     static void updateTextures(CCResourceProvider*, TextureCopier*, TextureUploader*, CCTextureUpdateQueue*, size_t count);
 
     virtual ~CCTextureUpdateController();
 
-    bool hasMoreUpdates() const;
     void updateMoreTextures(double monotonicTimeLimit);
 
     // CCTimerClient implementation.
@@ -39,11 +46,13 @@ public:
     virtual size_t updateMoreTexturesSize() const;
 
 protected:
-    CCTextureUpdateController(CCThread*, PassOwnPtr<CCTextureUpdateQueue>, CCResourceProvider*, TextureCopier*, TextureUploader*);
+    CCTextureUpdateController(CCTextureUpdateControllerClient*, CCThread*, PassOwnPtr<CCTextureUpdateQueue>, CCResourceProvider*, TextureCopier*, TextureUploader*);
 
-    void updateMoreTexturesIfEnoughTimeRemaining();
+    // This returns true when there were textures left to update.
+    bool updateMoreTexturesIfEnoughTimeRemaining();
     void updateMoreTexturesNow();
 
+    CCTextureUpdateControllerClient* m_client;
     OwnPtr<CCTimer> m_timer;
     OwnPtr<CCTextureUpdateQueue> m_queue;
     bool m_contentsTexturesPurged;