Remove parts of //cc we aren't using

cc/test/fake_layer_tree_host.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_layer_tree_host.h"
-
-namespace cc {
-FakeLayerTreeHost::FakeLayerTreeHost(FakeLayerTreeHostClient* client,
-                                     const LayerTreeSettings& settings)
-    : LayerTreeHost(client, NULL, NULL, NULL, settings),
-      client_(client),
-      host_impl_(settings, &proxy_, &manager_, nullptr),
-      needs_commit_(false) {
-  client_->SetLayerTreeHost(this);
-}
-
-scoped_ptr<FakeLayerTreeHost> FakeLayerTreeHost::Create(
-    FakeLayerTreeHostClient* client) {
-  LayerTreeSettings settings;
-  settings.verify_property_trees = true;
-  return make_scoped_ptr(new FakeLayerTreeHost(client, settings));
-}
-
-scoped_ptr<FakeLayerTreeHost> FakeLayerTreeHost::Create(
-    FakeLayerTreeHostClient* client,
-    const LayerTreeSettings& settings) {
-  return make_scoped_ptr(new FakeLayerTreeHost(client, settings));
-}
-
-FakeLayerTreeHost::~FakeLayerTreeHost() {
-  client_->SetLayerTreeHost(NULL);
-}
-
-void FakeLayerTreeHost::SetNeedsCommit() { needs_commit_ = true; }
-
-LayerImpl* FakeLayerTreeHost::CommitAndCreateLayerImplTree() {
-  scoped_ptr<LayerImpl> old_root_layer_impl = active_tree()->DetachLayerTree();
-
-  scoped_ptr<LayerImpl> layer_impl = TreeSynchronizer::SynchronizeTrees(
-      root_layer(), old_root_layer_impl.Pass(), active_tree());
-  TreeSynchronizer::PushProperties(root_layer(), layer_impl.get());
-
-  active_tree()->SetRootLayer(layer_impl.Pass());
-  return active_tree()->root_layer();
-}
-
-}  // namespace cc