Introduce WebRequestEventRouterDelegate.

extensions/browser/api/extensions_api_client.cc

 // Copyright 2014 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 "extensions/browser/api/extensions_api_client.h"
 
 #include "base/logging.h"
 #include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest_delegate.h"
 #include "extensions/browser/guest_view/web_view/web_view_permission_helper_delegate.h"
 
@@ skipping 44 matching lines @@
   return new WebViewPermissionHelperDelegate(web_view_permission_helper);
 }
 
 scoped_refptr<RulesRegistry> ExtensionsAPIClient::GetRulesRegistry(
     content::BrowserContext* browser_context,
     const RulesRegistry::WebViewKey& webview_key,
     const std::string& event_name) {
   return scoped_refptr<RulesRegistry>();
 }
 
+WebRequestEventRouterDelegate*
+ExtensionsAPIClient::CreateWebRequestEventRouterDelegate() const {
+  return NULL;
+}
+
 }  // namespace extensions