Transfer LayerImpl ownership to LayerTreeImpl

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 <vector>
 
 #include "base/memory/scoped_ptr.h"
-#include "cc/layers/layer_lists.h"
+#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;
@@ skipping 141 matching lines @@
             ->scroll_tree.SetScrollOffsetDeltaForTesting(layer_impl->id(),
                                                          delta))
       layer_impl->layer_tree_impl()->DidUpdateScrollOffset(
           layer_impl->id(), layer_impl->transform_tree_index());
   }
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_LAYER_TREE_HOST_COMMON_TEST_H_