cc: Unify namespaces for all test files

cc/test/fake_layer_tree_host_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_CLIENT_H_
 #define CC_TEST_FAKE_LAYER_TREE_HOST_CLIENT_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/font_atlas.h"
 #include "cc/input_handler.h"
 #include "cc/layer_tree_host.h"
 #include "cc/test/compositor_fake_web_graphics_context_3d.h"
 #include "cc/test/fake_output_surface.h"
 
@@ skipping 24 matching lines @@
     // Used only in the single-threaded path.
     virtual void scheduleComposite() OVERRIDE { }
 
     virtual scoped_ptr<FontAtlas> createFontAtlas() OVERRIDE;
 
 private:
     bool m_useSoftwareRendering;
     bool m_useDelegatingRenderer;
 };
 
-}
+}  // namespace cc
+
 #endif  // CC_TEST_FAKE_LAYER_TREE_HOST_CLIENT_H_