Introduce WebRequestEventRouterDelegate.

chrome/browser/extensions/api/chrome_extensions_api_client.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_CHROME_EXTENSIONS_API_CLIENT_H_
 #define CHROME_BROWSER_EXTENSIONS_API_CHROME_EXTENSIONS_API_CLIENT_H_
 
 #include "base/compiler_specific.h"
 #include "extensions/browser/api/extensions_api_client.h"
 
@@ skipping 20 matching lines @@
           MimeHandlerViewGuest* guest) const OVERRIDE;
   virtual WebViewGuestDelegate* CreateWebViewGuestDelegate(
       WebViewGuest* web_view_guest) const OVERRIDE;
   virtual WebViewPermissionHelperDelegate*
       CreateWebViewPermissionHelperDelegate(
           WebViewPermissionHelper* web_view_permission_helper) const OVERRIDE;
   virtual scoped_refptr<RulesRegistry> GetRulesRegistry(
       content::BrowserContext* browser_context,
       const RulesRegistry::WebViewKey& webview_key,
       const std::string& event_name) OVERRIDE;
+  virtual WebRequestEventRouterDelegate* CreateWebRequestEventRouterDelegate()
+      const OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ChromeExtensionsAPIClient);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_CHROME_EXTENSIONS_API_CLIENT_H_