Add two pixel-based compositor unittests.

ui/gfx/compositor/test/test_suite.cc

 // 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.
 
-#include "ui/gfx/compositor/test_suite.h"
+#include "ui/gfx/compositor/test/test_suite.h"
 
 #include "base/message_loop.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
-#include "ui/gfx/compositor/compositor_test_support.h"
+#include "ui/gfx/compositor/test/compositor_test_support.h"
 #include "ui/gfx/gfx_paths.h"
 #include "ui/gfx/gl/gl_implementation.h"
 
 #if defined(USE_WEBKIT_COMPOSITOR)
 #include "ui/gfx/compositor/compositor_cc.h"
 #endif
 
 CompositorTestSuite::CompositorTestSuite(int argc, char** argv)
     : TestSuite(argc, argv) {}
 
@@ skipping 17 matching lines @@
 }
 
 void CompositorTestSuite::Shutdown() {
   ui::CompositorTestSupport::Terminate();
   message_loop_.reset();
 
   ui::ResourceBundle::CleanupSharedInstance();
 
   base::TestSuite::Shutdown();
 }