cc: Setup API to release OutputSurface from LTHClient.

cc/trees/thread_proxy.h

 // Copyright 2011 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 CC_TREES_THREAD_PROXY_H_
 #define CC_TREES_THREAD_PROXY_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 225 matching lines @@
   void BeginMainFrame(
       scoped_ptr<BeginMainFrameAndCommitState> begin_main_frame_state);
   void BeginMainFrameNotExpectedSoon();
   void DidCommitAndDrawFrame();
   void DidCompleteSwapBuffers();
   void SetAnimationEvents(scoped_ptr<AnimationEventsVector> queue);
   void DidLoseOutputSurface();
   void RequestNewOutputSurface();
   void DidInitializeOutputSurface(bool success,
                                   const RendererCapabilities& capabilities);
+  scoped_ptr<OutputSurface> GetOutputSurface();

[no sievers, 2015/09/10 00:00:22]

 override and move up to under 'Proxy implementation'

[sohanjg, 2015/09/10 15:07:23]

Done.

   void SendCommitRequestToImplThreadIfNeeded();
   void DidCompletePageScaleAnimation();
 
   // Called on impl thread.
   struct SchedulerStateRequest;
 
   void StartCommitOnImplThread(CompletionEvent* completion);
   void BeginMainFrameAbortedOnImplThread(CommitEarlyOutReason reason);
   void FinishAllRenderingOnImplThread(CompletionEvent* completion);
   void InitializeImplOnImplThread(CompletionEvent* completion);
@@ skipping 38 matching lines @@
 
   base::WeakPtr<ThreadProxy> main_thread_weak_ptr_;
   base::WeakPtr<ThreadProxy> impl_thread_weak_ptr_;
 
   DISALLOW_COPY_AND_ASSIGN(ThreadProxy);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_THREAD_PROXY_H_