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

chrome/browser/media_galleries/win/portable_device_map_service.h

 // Copyright 2013 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_WIN_PORTABLE_DEVICE_MAP_SERVICE_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_WIN_PORTABLE_DEVICE_MAP_SERVICE_H_
 
 #include <portabledeviceapi.h>
 #include <map>
 
 #include "base/lazy_instance.h"
 #include "base/strings/string16.h"
 #include "base/synchronization/lock.h"
 #include "base/win/scoped_comptr.h"
 
-namespace chrome {
-
 // PortableDeviceMapService keeps track of initialized portable device
 // interfaces. PortableDeviceMapService owns the portable device interfaces.
 class PortableDeviceMapService {
  public:
   static PortableDeviceMapService* GetInstance();
 
   // Adds the portable |device| interface to the map service for the device
   // specified by the |device_location|. Called on a blocking pool thread.
   void AddPortableDevice(const string16& device_location,
                          IPortableDevice* device);
@@ skipping 40 matching lines @@
   PortableDeviceMapService();
   ~PortableDeviceMapService();
 
   // Mapping of |device_location| and IPortableDevice* object.
   PortableDeviceMap device_map_;
   base::Lock lock_;
 
   DISALLOW_COPY_AND_ASSIGN(PortableDeviceMapService);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_WIN_PORTABLE_DEVICE_MAP_SERVICE_H_