Move ProfileKeyedAPI implementations to take BrowserContext in the constructor (part 1).

chrome/browser/chromeos/extensions/media_player_event_router.h

 // Copyright (c) 2011 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_CHROMEOS_EXTENSIONS_MEDIA_PLAYER_EVENT_ROUTER_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_MEDIA_PLAYER_EVENT_ROUTER_H_
 
 #include "base/basictypes.h"
 
-class Profile;
+namespace content {
+class BrowserContext;
+}
 
 namespace extensions {
 
 // Event router class for events related to Mediaplayer.
 class MediaPlayerEventRouter {
  public:
-  explicit MediaPlayerEventRouter(Profile* profile);
+  explicit MediaPlayerEventRouter(content::BrowserContext* context);
   virtual ~MediaPlayerEventRouter();
 
   // Send notification that next-track shortcut key was pressed.
   void NotifyNextTrack();
 
  // Send notification that previous-track shortcut key was pressed.
   void NotifyPrevTrack();
 
   // Send notification that play/pause shortcut key was pressed.
   void NotifyTogglePlayState();
 
  private:
-  Profile* profile_;
+  content::BrowserContext* browser_context_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaPlayerEventRouter);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_MEDIA_PLAYER_EVENT_ROUTER_H_