Move extension_icon_set.{h,cc} to //extensions

chrome/browser/extensions/extension_action.h

 // Copyright (c) 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 CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "chrome/common/extensions/api/extension_action/action_info.h"
-#include "chrome/common/extensions/extension_icon_set.h"
+#include "extensions/common/extension_icon_set.h"
 #include "third_party/skia/include/core/SkColor.h"
 // TODO(robertphillips): change this to "class SkBaseDevice;"
 #include "third_party/skia/include/core/SkDevice.h"
 #include "ui/gfx/animation/linear_animation.h"
 
 class GURL;
 class SkBitmap;
 
 namespace gfx {
 class Canvas;
@@ skipping 237 matching lines @@
 };
 
 template<>
 struct ExtensionAction::ValueTraits<int> {
   static int CreateEmpty() {
     return -1;
   }
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_H_