Move MessagePort implementation from android_webview to content

android_webview/lib/main/aw_main_delegate.h

 // 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.
 
 #ifndef ANDROID_WEBVIEW_LIB_MAIN_AW_MAIN_DELEGATE_H_
 #define ANDROID_WEBVIEW_LIB_MAIN_AW_MAIN_DELEGATE_H_
 
 #include <memory>
 
 #include "android_webview/browser/jni_dependency_factory.h"
@@ skipping 33 matching lines @@
   content::ContentBrowserClient* CreateContentBrowserClient() override;
   content::ContentGpuClient* CreateContentGpuClient() override;
   content::ContentRendererClient* CreateContentRendererClient() override;
 
   // JniDependencyFactory implementation.
   scoped_refptr<AwQuotaManagerBridge> CreateAwQuotaManagerBridge(
       AwBrowserContext* browser_context) override;
   content::WebContentsViewDelegate* CreateViewDelegate(
       content::WebContents* web_contents) override;
   AwWebPreferencesPopulater* CreateWebPreferencesPopulater() override;
-  AwMessagePortService* CreateAwMessagePortService() override;
   AwLocaleManager* CreateAwLocaleManager() override;
 
   std::unique_ptr<content::BrowserMainRunner> browser_runner_;
   AwContentClient content_client_;
   std::unique_ptr<AwContentBrowserClient> content_browser_client_;
   std::unique_ptr<AwContentGpuClient> content_gpu_client_;
   std::unique_ptr<AwContentRendererClient> content_renderer_client_;
 
   DISALLOW_COPY_AND_ASSIGN(AwMainDelegate);
 };
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_LIB_MAIN_AW_MAIN_DELEGATE_H_