cc: Unify use of DidSwapBuffers() and did_request_swap

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 92 matching lines @@
   virtual void PostDelayedScrollbarFadeOnImplThread(
       const base::Closure& start_fade,
       base::TimeDelta delay) OVERRIDE;
   virtual void DidActivatePendingTree() OVERRIDE;
   virtual void DidManageTiles() OVERRIDE;
 
   // SchedulerClient implementation
   virtual void SetNeedsBeginFrame(bool enable) OVERRIDE;
   virtual void WillBeginImplFrame(const BeginFrameArgs& args) OVERRIDE;
   virtual void ScheduledActionSendBeginMainFrame() OVERRIDE;
-  virtual DrawSwapReadbackResult ScheduledActionDrawAndSwapIfPossible()
-      OVERRIDE;
-  virtual DrawSwapReadbackResult ScheduledActionDrawAndSwapForced() OVERRIDE;
-  virtual DrawSwapReadbackResult ScheduledActionDrawAndReadback() OVERRIDE;
+  virtual DrawResult ScheduledActionDrawAndSwapIfPossible() OVERRIDE;
+  virtual DrawResult ScheduledActionDrawAndSwapForced() OVERRIDE;
+  virtual DrawResult ScheduledActionDrawAndReadback() OVERRIDE;
   virtual void ScheduledActionAnimate() OVERRIDE;
   virtual void ScheduledActionCommit() OVERRIDE;
   virtual void ScheduledActionUpdateVisibleTiles() OVERRIDE;
   virtual void ScheduledActionActivatePendingTree() OVERRIDE;
   virtual void ScheduledActionBeginOutputSurfaceCreation() OVERRIDE;
   virtual void ScheduledActionManageTiles() OVERRIDE;
   virtual void DidAnticipatedDrawTimeChange(base::TimeTicks time) OVERRIDE;
   virtual base::TimeDelta DrawDurationEstimate() OVERRIDE;
   virtual base::TimeDelta BeginMainFrameToCommitDurationEstimate() OVERRIDE;
   virtual base::TimeDelta CommitToActivateDurationEstimate() OVERRIDE;
@@ skipping 48 matching lines @@
   void HasInitializedOutputSurfaceOnImplThread(
       CompletionEvent* completion,
       bool* has_initialized_output_surface);
   void InitializeOutputSurfaceOnImplThread(
       CompletionEvent* completion,
       scoped_ptr<OutputSurface> output_surface,
       bool* success,
       RendererCapabilities* capabilities);
   void FinishGLOnImplThread(CompletionEvent* completion);
   void LayerTreeHostClosedOnImplThread(CompletionEvent* completion);
-  DrawSwapReadbackResult DrawSwapReadbackInternal(bool forced_draw,
-                                                  bool swap_requested,
-                                                  bool readback_requested);
+  DrawResult DrawSwapReadbackInternal(bool forced_draw,
+                                      bool swap_requested,
+                                      bool readback_requested);
   void ForceSerializeOnSwapBuffersOnImplThread(CompletionEvent* completion);
   void CheckOutputSurfaceStatusOnImplThread();
   void CommitPendingOnImplThreadForTesting(CommitPendingRequest* request);
   void SchedulerStateAsValueOnImplThreadForTesting(
       SchedulerStateRequest* request);
   void AsValueOnImplThread(CompletionEvent* completion,
                            base::DictionaryValue* state) const;
   void RenewTreePriorityOnImplThread();
   void SetSwapUsedIncompleteTileOnImplThread(bool used_incomplete_tile);
   void MainThreadHasStoppedFlingingOnImplThread();
@@ skipping 109 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_