Media Gallery: Move MediaDeviceNotificationsLinux from content to chrome.

chrome/browser/chrome_browser_main_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.
 
 #include "chrome/browser/chrome_browser_main_linux.h"
 
+#include "chrome/browser/media_gallery/media_device_notifications_linux.h"
+
 #if defined(USE_LINUX_BREAKPAD)
 #include <stdlib.h>
 
 #include "base/linux_util.h"
 #include "chrome/app/breakpad_linuxish.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/env_vars.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 
@@ skipping 58 matching lines @@
   // Needs to be called after we have chrome::DIR_USER_DATA and
   // g_browser_process.  This happens in PreCreateThreads.
   content::BrowserThread::PostTask(content::BrowserThread::FILE,
                                    FROM_HERE,
                                    base::Bind(&GetLinuxDistroCallback));
 
   if (IsCrashReportingEnabled(local_state()))
     InitCrashReporter();
 #endif
 
+  const FilePath kDefaultMtabPath("/etc/mtab");
+  media_device_notifications_linux_ =
+      new chrome::MediaDeviceNotificationsLinux(kDefaultMtabPath);
+  media_device_notifications_linux_->Init();
+
   ChromeBrowserMainPartsPosix::PreProfileInit();
 }