cc: Get rid of non-delegated rendering in most cc unit tests.

cc/test/layer_tree_host_common_test.h

 // Copyright 2014 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_HOST_COMMON_TEST_H_
 #define CC_TEST_LAYER_TREE_HOST_COMMON_TEST_H_
 
 #include <algorithm>
 #include <memory>
 #include <vector>
 
 #include "cc/layers/layer_collections.h"
-#include "cc/test/fake_layer_tree_host_client.h"
 #include "cc/test/layer_test_common.h"
 #include "cc/test/test_task_graph_runner.h"
 #include "cc/trees/layer_tree_settings.h"
 #include "cc/trees/property_tree.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace gfx {
 class PointF;
 class Point3F;
 class Size;
 class Transform;
 }
 
 namespace cc {
 
-class FakeLayerTreeHost;
 class Layer;
 class LayerImpl;
 
 class LayerTreeHostCommonTestBase : public LayerTestCommon::LayerImplTest {
  protected:
   explicit LayerTreeHostCommonTestBase(const LayerTreeSettings& settings);
   virtual ~LayerTreeHostCommonTestBase();
 
   template <typename LayerType>
   void SetLayerPropertiesForTestingInternal(
@@ skipping 116 matching lines @@
         ->property_trees()
         ->GetAnimationScales(layer_impl->transform_tree_index(),
                              layer_impl->layer_tree_impl())
         .starting_animation_scale;
   }
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_LAYER_TREE_HOST_COMMON_TEST_H_