cc: Clean up LayerTreeTest and TestHooks.

cc/trees/channel_main.h

 // Copyright 2015 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_CHANNEL_MAIN_H_
 #define CC_TREES_CHANNEL_MAIN_H_
 
 #include "cc/base/cc_export.h"
 #include "cc/base/completion_event.h"
 #include "cc/input/top_controls_state.h"
@@ skipping 34 matching lines @@
   virtual void SetVisibleOnImpl(bool visible) = 0;
   virtual void ReleaseOutputSurfaceOnImpl(CompletionEvent* completion) = 0;
   virtual void MainFrameWillHappenOnImplForTesting(
       CompletionEvent* completion,
       bool* main_frame_will_happen) = 0;
   virtual void SetNeedsRedrawOnImpl(const gfx::Rect& damage_rect) = 0;
   virtual void SetNeedsCommitOnImpl() = 0;
   virtual void BeginMainFrameAbortedOnImpl(
       CommitEarlyOutReason reason,
       base::TimeTicks main_thread_start_time) = 0;
-  virtual void StartCommitOnImpl(CompletionEvent* completion,
-                                 LayerTreeHost* layer_tree_host,
-                                 base::TimeTicks main_thread_start_time,
-                                 bool hold_commit_for_activation) = 0;
+  virtual void NotifyReadyToCommitOnImpl(CompletionEvent* completion,
+                                         LayerTreeHost* layer_tree_host,
+                                         base::TimeTicks main_thread_start_time,
+                                         bool hold_commit_for_activation) = 0;
 
   // Must be called before using the channel.
   virtual void SynchronouslyInitializeImpl(
       LayerTreeHost* layer_tree_host,
       std::unique_ptr<BeginFrameSource> external_begin_frame_source) = 0;
 
   // Must be called before deleting the channel.
   virtual void SynchronouslyCloseImpl() = 0;
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_CHANNEL_MAIN_H_