Add the UI compositor to the Mac build

content/browser/compositor/browser_compositor_output_surface_proxy.h

Index: content/browser/compositor/browser_compositor_output_surface_proxy.h
diff --git a/content/browser/aura/browser_compositor_output_surface_proxy.h b/content/browser/compositor/browser_compositor_output_surface_proxy.h
similarity index 84%
rename from content/browser/aura/browser_compositor_output_surface_proxy.h
rename to content/browser/compositor/browser_compositor_output_surface_proxy.h
index 0c5ffcd674014f7620fcefa64e0c77e336f1cb40..644516ea6651ffc48103849c15097ca1496600e6 100644
--- a/content/browser/aura/browser_compositor_output_surface_proxy.h
+++ b/content/browser/compositor/browser_compositor_output_surface_proxy.h
@@ -1,9 +1,9 @@
-// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// 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 CONTENT_BROWSER_AURA_BROWSER_COMPOSITOR_OUTPUT_SURFACE_PROXY_H_
-#define CONTENT_BROWSER_AURA_BROWSER_COMPOSITOR_OUTPUT_SURFACE_PROXY_H_
+#ifndef CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_PROXY_H_
+#define CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_PROXY_H_
 
 #include "base/id_map.h"
 #include "base/memory/ref_counted.h"
@@ -48,4 +48,4 @@ class CONTENT_EXPORT BrowserCompositorOutputSurfaceProxy
 
 }  // namespace content
 
-#endif  // CONTENT_BROWSER_AURA_BROWSER_COMPOSITOR_OUTPUT_SURFACE_PROXY_H_
+#endif  // CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_PROXY_H_