Media Gallery: Move MediaDeviceNotificationsLinux from content to chrome.

chrome/browser/media_gallery/media_device_notifications_linux.cc

 // 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.
 
 // MediaDeviceNotificationsLinux implementation.
 
-#include "content/browser/media_device_notifications_linux.h"
+#include "chrome/browser/media_gallery/media_device_notifications_linux.h"
 
 #include <mntent.h>
 #include <stdio.h>
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/string_util.h"
@@ skipping 13 matching lines @@
   "hfsplus",
   "iso9660",
   "msdos",
   "ntfs",
   "udf",
   "vfat",
 };
 
 }  // namespace
 
-namespace content {
+namespace chrome {
 
 using base::SystemMonitor;
+using content::BrowserThread;
 
 // A simple pass-through class. MediaDeviceNotificationsLinux cannot directly
 // inherit from FilePathWatcher::Delegate due to multiple inheritance.
 class MediaDeviceNotificationsLinux::WatcherDelegate
     : public base::files::FilePathWatcher::Delegate {
  public:
   explicit WatcherDelegate(MediaDeviceNotificationsLinux* notifier);
 
   // base::files::FilePathWatcher::Delegate implementation.
   virtual void OnFilePathChanged(const FilePath& path) OVERRIDE;
@@ skipping 214 matching lines @@
                                              mount_device,
                                              FilePath(mount_point));
 }
 
 void MediaDeviceNotificationsLinux::RemoveOldDevice(
     const base::SystemMonitor::DeviceIdType& device_id) {
   base::SystemMonitor* system_monitor = base::SystemMonitor::Get();
   system_monitor->ProcessMediaDeviceDetached(device_id);
 }
 
-}  // namespace content
+}  // namespace chrome