cc: Never block on uploads from previous frame and increase max pending uploads.

cc/CCTextureUpdateController.h

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CCTextureUpdateController_h
 #define CCTextureUpdateController_h
 
 #include "base/basictypes.h"
 #include "base/time.h"
 #include "CCTextureUpdateQueue.h"
@@ skipping 34 matching lines @@
     // Virtual for testing.
     virtual base::TimeTicks now() const;
     virtual base::TimeDelta updateMoreTexturesTime() const;
     virtual size_t updateMoreTexturesSize() const;
 
 protected:
     CCTextureUpdateController(CCTextureUpdateControllerClient*, CCThread*, PassOwnPtr<CCTextureUpdateQueue>, CCResourceProvider*, TextureUploader*);
 
     static size_t maxFullUpdatesPerTick(TextureUploader*);
 
-    size_t maxPendingUpdates() const;
+    size_t maxBlockingUpdates() const;
 
     // 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;
     CCResourceProvider* m_resourceProvider;
     TextureUploader* m_uploader;
     base::TimeTicks m_timeLimit;
     size_t m_textureUpdatesPerTick;
     bool m_firstUpdateAttempt;
 
 private:
     DISALLOW_COPY_AND_ASSIGN(CCTextureUpdateController);
 };
 
 }
 
 #endif // CCTextureUpdateController_h