Add WebNavigatorConnectCallbacks typedef.

Source/modules/navigatorconnect/NavigatorConnect.cpp

 // 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 "config.h"
 #include "modules/navigatorconnect/NavigatorConnect.h"
 
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/DOMException.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/MessageChannel.h"
 #include "core/dom/MessagePort.h"
 #include "public/platform/Platform.h"
-#include "public/platform/WebCallbacks.h"
 #include "public/platform/WebNavigatorConnectProvider.h"
 
 namespace blink {
 
 namespace {
 
-class ConnectCallbacks : public WebCallbacks<void, void> {
+class ConnectCallbacks : public WebNavigatorConnectCallbacks {
 public:
     ConnectCallbacks(PassRefPtrWillBeRawPtr<ScriptPromiseResolver> resolver, PassRefPtrWillBeRawPtr<MessagePort> port)
         : m_resolver(resolver), m_port(port)
     {
         ASSERT(m_resolver);
     }
     ~ConnectCallbacks() override { }
 
     void onSuccess() override
     {
@@ skipping 44 matching lines @@
     provider->connect(
         scriptState->executionContext()->completeURL(url),
         scriptState->executionContext()->securityOrigin()->toString(),
         webchannel.leakPtr(),
         new ConnectCallbacks(resolver, channel->port1()));
     return promise;
 }
 
 
 } // namespace blink