Cleanup: Remove chrome namespace for storage monitor and media galleries.

chrome/browser/media_galleries/media_galleries_dialog_controller_mock.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_MEDIA_GALLERIES_MEDIA_GALLERIES_DIALOG_CONTROLLER_MOCK_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_GALLERIES_DIALOG_CONTROLLER_MOCK_H_
 
 #include "chrome/browser/media_galleries/media_galleries_dialog_controller.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
-namespace chrome {
-
 class MediaGalleriesDialogControllerMock
     : public MediaGalleriesDialogController {
  public:
   explicit MediaGalleriesDialogControllerMock(
       const extensions::Extension& extension);
   virtual ~MediaGalleriesDialogControllerMock();
 
   MOCK_CONST_METHOD0(GetHeader, string16());
   MOCK_CONST_METHOD0(GetSubtext, string16());
   MOCK_CONST_METHOD0(HasPermittedGalleries, bool());
   MOCK_CONST_METHOD0(AttachedPermissions, GalleryPermissionsVector());
   MOCK_CONST_METHOD0(UnattachedPermissions, GalleryPermissionsVector());
   MOCK_METHOD0(web_contents, content::WebContents*());
 
   MOCK_METHOD0(OnAddFolderClicked, void());
   MOCK_METHOD2(DidToggleGalleryId, void(MediaGalleryPrefId pref_id,
                                         bool enabled));
   MOCK_METHOD1(DialogFinished, void(bool));
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_GALLERIES_DIALOG_CONTROLLER_MOCK_H_