Extract chrome.runtime API code from extensions::EventRouter

chrome/browser/extensions/event_router.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_EXTENSIONS_EVENT_ROUTER_H_
 #define CHROME_BROWSER_EXTENSIONS_EVENT_ROUTER_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 261 matching lines @@
   // The ExtensionPrefs associated with |profile_|. May be NULL in tests.
   ExtensionPrefs* extension_prefs_;
 
   content::NotificationRegistrar registrar_;
 
   EventListenerMap listeners_;
 
   typedef base::hash_map<std::string, Observer*> ObserverMap;
   ObserverMap observers_;
 
-  // True if we should dispatch the chrome.runtime.onInstalled event with
-  // reason "chrome_update" upon loading each extension.
-  // TODO(jamescook): Move this to RuntimeEventRouter.
-  bool dispatch_chrome_updated_event_;
-
   DISALLOW_COPY_AND_ASSIGN(EventRouter);
 };
 
 struct Event {
   typedef base::Callback<void(content::BrowserContext*,
                               const Extension*,
                               base::ListValue*)> WillDispatchCallback;
 
   // The event to dispatch.
   std::string event_name;
@@ skipping 48 matching lines @@
   EventListenerInfo(const std::string& event_name,
                     const std::string& extension_id);
 
   const std::string event_name;
   const std::string extension_id;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EVENT_ROUTER_H_