Remove some Profile-keyed factory boilerplate: management omnibox preference push_messaging.

chrome/browser/extensions/api/web_navigation/web_navigation_api.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.
 
 // Defines the Chrome Extensions WebNavigation API functions for observing and
 // intercepting navigation events, as specified in the extension JSON API.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_H_
 
@@ skipping 204 matching lines @@
 
 class WebNavigationAPI : public ProfileKeyedAPI,
                          public extensions::EventRouter::Observer {
  public:
   explicit WebNavigationAPI(Profile* profile);
   virtual ~WebNavigationAPI();
 
   // ProfileKeyedService implementation.
   virtual void Shutdown() OVERRIDE;
 
+  // ProfileKeyedAPI implementation.
+  static ProfileKeyedAPIFactory<WebNavigationAPI>* GetFactoryInstance();
+
   // EventRouter::Observer implementation.
   virtual void OnListenerAdded(const extensions::EventListenerInfo& details)
       OVERRIDE;
 
  private:
   friend class ProfileKeyedAPIFactory<WebNavigationAPI>;
 
   Profile* profile_;
 
   // ProfileKeyedAPI implementation.
   static const char* service_name() {
     return "WebNavigationAPI";
   }
   static const bool kServiceIsNULLWhileTesting = true;
 
   // Created lazily upon OnListenerAdded.
   scoped_ptr<WebNavigationEventRouter> web_navigation_event_router_;
 
   DISALLOW_COPY_AND_ASSIGN(WebNavigationAPI);
 };
 
-template <>
-ProfileKeyedAPIFactory<WebNavigationAPI>*
-ProfileKeyedAPIFactory<WebNavigationAPI>::GetInstance();
-
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_NAVIGATION_WEB_NAVIGATION_API_H_