Initialize ExtensionAccessibilityEventRouter earlier.

chrome/browser/extensions/extension_service.cc

 // 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.
 
 #include "chrome/browser/extensions/extension_service.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 686 matching lines @@
                  Source<Profile>(profile_));
 }
 
 void ExtensionService::InitEventRouters() {
   if (event_routers_initialized_)
     return;
 
   downloads_event_router_.reset(new ExtensionDownloadsEventRouter(profile_));
   history_event_router_.reset(new ExtensionHistoryEventRouter());
   history_event_router_->ObserveProfile(profile_);
-  ExtensionAccessibilityEventRouter::GetInstance()->ObserveProfile(profile_);
   browser_event_router_.reset(new ExtensionBrowserEventRouter(profile_));
   browser_event_router_->Init();
   preference_event_router_.reset(new ExtensionPreferenceEventRouter(profile_));
   bookmark_event_router_.reset(new ExtensionBookmarkEventRouter(
       profile_->GetBookmarkModel()));
   bookmark_event_router_->Init();
   cookies_event_router_.reset(new ExtensionCookiesEventRouter(profile_));
   cookies_event_router_->Init();
   management_event_router_.reset(new ExtensionManagementEventRouter(profile_));
   management_event_router_->Init();
@@ skipping 2174 matching lines @@
 
 ExtensionService::NaClModuleInfoList::iterator
     ExtensionService::FindNaClModule(const GURL& url) {
   for (NaClModuleInfoList::iterator iter = nacl_module_list_.begin();
        iter != nacl_module_list_.end(); ++iter) {
     if (iter->url == url)
       return iter;
   }
   return nacl_module_list_.end();
 }