Remove parts of //cc we aren't using

cc/test/fake_tile_manager_client.cc

-// Copyright 2013 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/test/fake_tile_manager_client.h"
-
-#include <vector>
-
-namespace cc {
-
-FakeTileManagerClient::FakeTileManagerClient() {
-}
-
-FakeTileManagerClient::~FakeTileManagerClient() {
-}
-
-scoped_ptr<RasterTilePriorityQueue> FakeTileManagerClient::BuildRasterQueue(
-    TreePriority tree_priority,
-    RasterTilePriorityQueue::Type type) {
-  return nullptr;
-}
-
-scoped_ptr<EvictionTilePriorityQueue> FakeTileManagerClient::BuildEvictionQueue(
-    TreePriority tree_priority) {
-  return nullptr;
-}
-
-}  // namespace cc