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

chrome/browser/media_galleries/fileapi/device_media_async_file_util.h

 // Copyright (c) 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_FILEAPI_DEVICE_MEDIA_ASYNC_FILE_UTIL_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_DEVICE_MEDIA_ASYNC_FILE_UTIL_H_
 
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/platform_file.h"
 #include "webkit/browser/fileapi/async_file_util.h"
 #include "webkit/common/blob/shareable_file_reference.h"
 
 namespace base {
 class SequencedTaskRunner;
 class Time;
 }
 
 namespace fileapi {
 class FileSystemOperationContext;
 class FileSystemURL;
 }
 
-namespace chrome {
-
 class DeviceMediaAsyncFileUtil : public fileapi::AsyncFileUtil {
  public:
   virtual ~DeviceMediaAsyncFileUtil();
 
   // Returns an instance of DeviceMediaAsyncFileUtil. Returns NULL if
   // asynchronous operation is not supported. Callers own the returned
   // object.
   static DeviceMediaAsyncFileUtil* Create(const base::FilePath& profile_path);
 
   // AsyncFileUtil overrides.
@@ skipping 141 matching lines @@
 
   // Profile path.
   const base::FilePath profile_path_;
 
   // For callbacks that may run after destruction.
   base::WeakPtrFactory<DeviceMediaAsyncFileUtil> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceMediaAsyncFileUtil);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_DEVICE_MEDIA_ASYNC_FILE_UTIL_H_