Add a factory function to create WebContentsView implementations.

content/browser/web_contents/web_contents_impl.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_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 17 matching lines @@
 #include "ui/gfx/size.h"
 #include "webkit/glue/resource_type.h"
 
 #if defined(OS_WIN)
 #include "base/win/scoped_handle.h"
 #endif
 
 class InterstitialPageImpl;
 class SavePackage;
 class SessionStorageNamespaceImpl;
+class WebContentsImpl;
 struct ViewMsg_PostMessage_Params;
 
 namespace content {
 class ColorChooser;
 class DownloadItem;
 class JavaScriptDialogCreator;
 class RenderViewHost;
 class RenderViewHostImpl;
 class SiteInstance;
 class TestWebContents;
 class WebContentsDelegate;
 class WebContentsObserver;
 class WebContentsView;
+class WebContentsViewDelegate;
 struct LoadNotificationDetails;
+
+// Factory function for the implementations that content knows about. Takes
+// ownership of |delegate|.
+WebContentsView* CreateWebContentsView(WebContentsImpl* web_contents,
+                                       WebContentsViewDelegate* delegate);
 }
 
 namespace webkit_glue {
 struct WebIntentData;
 }
 
 class CONTENT_EXPORT WebContentsImpl
     : public NON_EXPORTED_BASE(content::WebContents),
       public content::RenderViewHostDelegate,
       public content::RenderWidgetHostDelegate,
@@ skipping 653 matching lines @@
   // Type of view this WebContents is displaying.
   content::ViewType view_type_;
 
   // Color chooser that was opened by this tab.
   content::ColorChooser* color_chooser_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsImpl);
 };
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_