Make use of blink::WebNavigatorConnectCallbacks typedef

content/child/navigator_connect/navigator_connect_provider.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 CONTENT_CHILD_NAVIGATOR_CONNECT_NAVIGATOR_CONNECT_PROVIDER_H_
 #define CONTENT_CHILD_NAVIGATOR_CONNECT_NAVIGATOR_CONNECT_PROVIDER_H_
 
 #include "base/compiler_specific.h"
 #include "base/id_map.h"
 #include "base/memory/ref_counted.h"
 #include "content/child/worker_task_runner.h"
 #include "third_party/WebKit/public/platform/WebNavigatorConnectProvider.h"
 
 class GURL;
 
 namespace base {
 class SingleThreadTaskRunner;
 }
 
 namespace blink {
-template <typename T1, typename T2>
-class WebCallbacks;
 class WebMessagePortChannel;
 class WebString;
 }
 
 namespace IPC {
 class Message;
 }
 
 namespace content {
 class ThreadSafeSender;
@@ skipping 10 matching lines @@
  public:
   NavigatorConnectProvider(
       ThreadSafeSender* thread_safe_sender,
       const scoped_refptr<base::SingleThreadTaskRunner>& main_loop);
   ~NavigatorConnectProvider();
 
   // WebNavigatorConnectProvider implementation.
   virtual void connect(const blink::WebURL& target_url,
                        const blink::WebString& origin,
                        blink::WebMessagePortChannel* port,
-                       blink::WebCallbacks<void, void>* callbacks);
+                       blink::WebNavigatorConnectCallbacks* callbacks);
 
   void OnMessageReceived(const IPC::Message& msg);
 
   // |thread_safe_sender| and |main_loop| need to be passed in because if the
   // call leads to construction they will be needed.
   static NavigatorConnectProvider* ThreadSpecificInstance(
       ThreadSafeSender* thread_safe_sender,
       const scoped_refptr<base::SingleThreadTaskRunner>& main_loop);
 
  private:
   void OnConnectResult(int thread_id, int request_id, bool allow_connect);
 
   // WorkerTaskRunner::Observer implementation.
   void OnWorkerRunLoopStopped() override;
 
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
   scoped_refptr<base::SingleThreadTaskRunner> main_loop_;
-  typedef blink::WebCallbacks<void, void> ConnectCallback;
+  typedef blink::WebNavigatorConnectCallbacks ConnectCallback;
   IDMap<ConnectCallback, IDMapOwnPointer> requests_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigatorConnectProvider);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_NAVIGATOR_CONNECT_NAVIGATOR_CONNECT_PROVIDER_H_