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

chrome/browser/media_galleries/scoped_mtp_device_map_entry.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_SCOPED_MTP_DEVICE_MAP_ENTRY_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_SCOPED_MTP_DEVICE_MAP_ENTRY_H_
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/sequenced_task_runner_helpers.h"
 #include "content/public/browser/browser_thread.h"
 
-namespace chrome {
-
 class MTPDeviceAsyncDelegate;
 
 // ScopedMTPDeviceMapEntry manages the reference count on a particular
 // MTP device location. These objects are held reference counted in
 // the ExtensionGalleriesHost objects. When a particular location is
 // destroyed, the constructor-time callback tells the MediaFileSystemRegistry
 // to erase it from the system-wide map, and it is also removed from
 // the MTPServiceMap at that point.
 // TODO(gbillock): Move this to media_file_system_registry.
 class ScopedMTPDeviceMapEntry
@@ skipping 22 matching lines @@
 
   // The MTP or PTP device location.
   const base::FilePath::StringType device_location_;
 
   // Called when the object is destroyed.
   base::Closure on_destruction_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(ScopedMTPDeviceMapEntry);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_SCOPED_MTP_DEVICE_MAP_ENTRY_H_