Have WebContentsViewAndroid own ViewAndroid

content/browser/web_contents/web_contents_view_android.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 CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_ANDROID_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_ANDROID_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 81 matching lines @@
  private:
   // The WebContents whose contents we display.
   WebContentsImpl* web_contents_;
 
   // ContentViewCoreImpl is our interface to the view system.
   ContentViewCoreImpl* content_view_core_;
 
   // Interface for extensions to WebContentsView. Used to show the context menu.
   std::unique_ptr<WebContentsViewDelegate> delegate_;
 
+  // The native view associated with the contents of the web.
+  std::unique_ptr<ui::ViewAndroid> view_;
+
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewAndroid);
 };
 
 } // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_ANDROID_H_