Remove GetExtensionService from Profile.

chrome/browser/extensions/settings/settings_frontend.cc

 // 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.
 
 #include "chrome/browser/extensions/settings/settings_frontend.h"
 
 #include <limits>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 154 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   ValueStoreCache* cache = caches_[settings_namespace];
   CHECK(cache);
 
   // The |extension| has already been referenced earlier in the stack, so it
   // can't be gone here.
   // TODO(kalman): change RunWithStorage() to take a
   // scoped_refptr<const Extension> instead.
   scoped_refptr<const Extension> extension =
-      profile_->GetExtensionService()->GetExtensionById(extension_id, true);
+      extensions::ExtensionSystem::Get(profile_)->extension_service()->
+          GetExtensionById(extension_id, true);
   CHECK(extension);
 
   cache->GetMessageLoop()->PostTask(
       FROM_HERE,
       base::Bind(&ValueStoreCache::RunWithValueStoreForExtension,
                  base::Unretained(cache), callback, extension));
 }
 
 void SettingsFrontend::DeleteStorageSoon(
     const std::string& extension_id) {
@@ skipping 18 matching lines @@
   CacheMap::iterator it = caches_.find(settings_namespace);
   if (it != caches_.end()) {
     ValueStoreCache* cache = it->second;
     cache->ShutdownOnUI();
     cache->GetMessageLoop()->DeleteSoon(FROM_HERE, cache);
     caches_.erase(it);
   }
 }
 
 }  // namespace extensions