cc: Break up with FakeLayerTreeHostClient.

cc/animation/animation_host_perftest.cc

 // Copyright 2016 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.
 
 #include "cc/animation/animation_host.h"
 
 #include "base/threading/thread_task_runner_handle.h"
 #include "cc/animation/animation_id_provider.h"
 #include "cc/animation/animation_player.h"
 #include "cc/animation/animation_timeline.h"
 #include "cc/debug/lap_timer.h"
 #include "cc/layers/layer.h"
 #include "cc/test/fake_impl_task_runner_provider.h"
 #include "cc/test/fake_layer_tree_host.h"
 #include "cc/test/fake_layer_tree_host_client.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
+#include "cc/test/stub_layer_tree_host_single_thread_client.h"
 #include "cc/test/test_task_graph_runner.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/perf/perf_test.h"
 
 namespace cc {
 
 class AnimationHostPerfTest : public testing::Test {
  protected:
   void SetUp() override {
     LayerTreeSettings settings;
     layer_tree_host_ =
         FakeLayerTreeHost::Create(&fake_client_, &task_graph_runner_, settings);
     layer_tree_host_->InitializeSingleThreaded(
-        &fake_client_, base::ThreadTaskRunnerHandle::Get(), nullptr);
+        &single_thread_client_, base::ThreadTaskRunnerHandle::Get(), nullptr);
 
     root_layer_ = Layer::Create();
     layer_tree_host_->SetRootLayer(root_layer_);
 
     root_layer_impl_ = layer_tree_host_->CommitAndCreateLayerImplTree();
   }
 
   void TearDown() override {
     root_layer_ = nullptr;
     root_layer_impl_ = nullptr;
@@ skipping 64 matching lines @@
     do {
       host()->PushPropertiesTo(host_impl());
       timer_.NextLap();
     } while (!timer_.HasTimeLimitExpired());
 
     perf_test::PrintResult("push_properties_to", "", "", timer_.LapsPerSecond(),
                            "runs/s", true);
   }
 
  protected:
+  StubLayerTreeHostSingleThreadClient single_thread_client_;
+  FakeLayerTreeHostClient fake_client_;
   std::unique_ptr<FakeLayerTreeHost> layer_tree_host_;
   scoped_refptr<Layer> root_layer_;
   LayerImpl* root_layer_impl_;
 
   LapTimer timer_;
   TestTaskGraphRunner task_graph_runner_;
-  FakeLayerTreeHostClient fake_client_;
 };
 
 TEST_F(AnimationHostPerfTest, Push1000PlayersPropertiesTo) {
   CreatePlayers(1000);
   DoTest();
 }
 
 TEST_F(AnimationHostPerfTest, Push10TimelinesPropertiesTo) {
   CreateTimelines(10);
   DoTest();
 }
 
 TEST_F(AnimationHostPerfTest, Push1000TimelinesPropertiesTo) {
   CreateTimelines(1000);
   DoTest();
 }
 
 }  // namespace cc