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

chrome/browser/media_galleries/linux/mtp_device_object_enumerator.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_LINUX_MTP_DEVICE_OBJECT_ENUMERATOR_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_OBJECT_ENUMERATOR_H_
 
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "base/time/time.h"
 #include "device/media_transfer_protocol/mtp_file_entry.pb.h"
 #include "webkit/browser/fileapi/file_system_file_util.h"
 
-namespace chrome {
-
 // Used to enumerate top-level files of an media file system.
 class MTPDeviceObjectEnumerator
     : public fileapi::FileSystemFileUtil::AbstractFileEnumerator {
  public:
   explicit MTPDeviceObjectEnumerator(const std::vector<MtpFileEntry>& entries);
 
   virtual ~MTPDeviceObjectEnumerator();
 
   // AbstractFileEnumerator:
   virtual base::FilePath Next() OVERRIDE;
@@ skipping 20 matching lines @@
   // Index into |file_entries_|.
   // Should only be used when |is_index_ready_| is true.
   size_t index_;
 
   // Initially false. Set to true after Next() has been called.
   bool is_index_ready_;
 
   DISALLOW_COPY_AND_ASSIGN(MTPDeviceObjectEnumerator);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_OBJECT_ENUMERATOR_H_