Add two pixel-based compositor unittests.

ui/gfx/compositor/test/test_layer_animation_observer.h

 // Copyright (c) 2011 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 UI_GFX_COMPOSITOR_TEST_LAYER_ANIMATION_OBSERVER_
-#define UI_GFX_COMPOSITOR_TEST_LAYER_ANIMATION_OBSERVER_
+#ifndef UI_GFX_COMPOSITOR_TEST_TEST_LAYER_ANIMATION_OBSERVER_
+#define UI_GFX_COMPOSITOR_TEST_TEST_LAYER_ANIMATION_OBSERVER_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "ui/gfx/compositor/layer_animation_observer.h"
 
 namespace ui {
 
 class LayerAnimationSequence;
 
 // Listens to animation ended notifications. Remembers the last sequence that
@@ skipping 28 matching lines @@
  private:
   const LayerAnimationSequence* last_ended_sequence_;
   const LayerAnimationSequence* last_scheduled_sequence_;
   const LayerAnimationSequence* last_aborted_sequence_;
 
   // Copy and assign are allowed.
 };
 
 }  // namespace ui
 
-#endif  // UI_GFX_COMPOSITOR_TEST_LAYER_ANIMATION_OBSERVER_
+#endif  // UI_GFX_COMPOSITOR_TEST_TEST_LAYER_ANIMATION_OBSERVER_