cc: Fix flakiness in LayerTreeHostCopyRequestTestMultipleDrawsHiddenCopyRequest

cc/test/layer_tree_test.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_TEST_LAYER_TREE_TEST_H_
 #define CC_TEST_LAYER_TREE_TEST_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/threading/thread.h"
 #include "cc/animation/animation_delegate.h"
@@ skipping 126 matching lines @@
   void PostAddAnimationToMainThread(Layer* layer_to_receive_animation);
   void PostAddInstantAnimationToMainThread(Layer* layer_to_receive_animation);
   void PostAddLongAnimationToMainThread(Layer* layer_to_receive_animation);
   void PostSetNeedsCommitToMainThread();
   void PostSetNeedsUpdateLayersToMainThread();
   void PostSetNeedsRedrawToMainThread();
   void PostSetNeedsRedrawRectToMainThread(const gfx::Rect& damage_rect);
   void PostSetVisibleToMainThread(bool visible);
   void PostSetNextCommitForcesRedrawToMainThread();
   void PostCompositeImmediatelyToMainThread();
-  void PostEndTestToMainThread();
 
   void DoBeginTest();
   void Timeout();
 
   bool verify_property_trees() const { return verify_property_trees_; }
   void set_verify_property_trees(bool verify_property_trees) {
     verify_property_trees_ = verify_property_trees;
   }
 
  protected:
@@ skipping 213 matching lines @@
   SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F(TEST_FIXTURE_NAME); \
   SINGLE_AND_MULTI_THREAD_DELEGATING_RENDERER_TEST_F(TEST_FIXTURE_NAME)
 
 // Some tests want to control when notify ready for activation occurs,
 // but this is not supported in the single-threaded case.
 #define SINGLE_AND_MULTI_THREAD_BLOCKNOTIFY_TEST_F(TEST_FIXTURE_NAME) \
   SINGLE_THREAD_NOIMPL_TEST_F(TEST_FIXTURE_NAME);                     \
   MULTI_THREAD_TEST_F(TEST_FIXTURE_NAME)
 
 #endif  // CC_TEST_LAYER_TREE_TEST_H_