Remove parts of //cc we aren't using

cc/test/fake_layer_tree_host_impl_client.h

-// Copyright 2012 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_FAKE_LAYER_TREE_HOST_IMPL_CLIENT_H_
-#define CC_TEST_FAKE_LAYER_TREE_HOST_IMPL_CLIENT_H_
-
-#include "cc/output/begin_frame_args.h"
-#include "cc/trees/layer_tree_host_impl.h"
-
-namespace cc {
-
-class FakeLayerTreeHostImplClient : public LayerTreeHostImplClient {
- public:
-  // LayerTreeHostImplClient implementation.
-  void UpdateRendererCapabilitiesOnImplThread() override {}
-  void DidLoseOutputSurfaceOnImplThread() override {}
-  void CommitVSyncParameters(base::TimeTicks timebase,
-                             base::TimeDelta interval) override {}
-  void SetEstimatedParentDrawTime(base::TimeDelta draw_time) override {}
-  void SetMaxSwapsPendingOnImplThread(int max) override {}
-  void DidSwapBuffersOnImplThread() override {}
-  void DidSwapBuffersCompleteOnImplThread() override {}
-  void OnCanDrawStateChanged(bool can_draw) override {}
-  void NotifyReadyToActivate() override {}
-  void NotifyReadyToDraw() override {}
-  void SetNeedsRedrawOnImplThread() override {}
-  void SetNeedsRedrawRectOnImplThread(const gfx::Rect& damage_rect) override {}
-  void SetNeedsAnimateOnImplThread() override {}
-  void SetNeedsCommitOnImplThread() override {}
-  void SetNeedsPrepareTilesOnImplThread() override {}
-  void PostAnimationEventsToMainThreadOnImplThread(
-      scoped_ptr<AnimationEventsVector> events) override {}
-  bool ReduceContentsTextureMemoryOnImplThread(size_t limit_bytes,
-                                               int priority_cutoff) override;
-  bool IsInsideDraw() override;
-  void RenewTreePriority() override {}
-  void PostDelayedAnimationTaskOnImplThread(const base::Closure& task,
-                                            base::TimeDelta delay) override {}
-  void DidActivateSyncTree() override {}
-  void DidPrepareTiles() override {}
-  void DidCompletePageScaleAnimationOnImplThread() override {}
-};
-
-}  // namespace cc
-
-#endif  // CC_TEST_FAKE_LAYER_TREE_HOST_IMPL_CLIENT_H_