Drop more dependencies of ProfileKeyedService infrastructure on chrome.

chrome/browser/profiles/profile_keyed_service_factory.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_PROFILES_PROFILE_KEYED_SERVICE_FACTORY_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_KEYED_SERVICE_FACTORY_H_
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/profiles/profile_keyed_base_factory.h"
 #include "chrome/browser/profiles/profile_keyed_service.h"
 
-class Profile;
 class ProfileDependencyManager;
 class ProfileKeyedService;
 
 // Base class for Factories that take a Profile object and return some service
 // on a one-to-one mapping. Each factory that derives from this class *must*
 // be a Singleton (only unit tests don't do that). See ThemeServiceFactory as
 // an example of how to derive from this class.
 //
 // We do this because services depend on each other and we need to control
 // shutdown/destruction order. In each derived classes' constructors, the
@@ skipping 81 matching lines @@
   // The mapping between a Profile and its service.
   std::map<content::BrowserContext*, ProfileKeyedService*> mapping_;
 
   // The mapping between a Profile and its overridden FactoryFunction.
   std::map<content::BrowserContext*, FactoryFunction> factories_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileKeyedServiceFactory);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_KEYED_SERVICE_FACTORY_H_