Don't use GetAsTabContents. Send notifications from TabContentsView instead.

chrome/browser/renderer_host/render_view_host.h

 // Copyright (c) 2011 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 CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 22 matching lines @@
 class RenderViewHostDelegate;
 class SessionStorageNamespace;
 class SiteInstance;
 class SkBitmap;
 class ViewMsg_Navigate;
 struct ContentSettings;
 struct ContextMenuParams;
 struct MediaPlayerAction;
 struct ThumbnailScore;
 struct ViewHostMsg_AccessibilityNotification_Params;
+struct ViewHostMsg_CreateWindow_Params;
 struct ViewHostMsg_DidPreviewDocument_Params;
 struct ViewHostMsg_DidPrintPage_Params;
 struct ViewHostMsg_DomMessage_Params;
 struct ViewHostMsg_PageHasOSDD_Type;
 struct ViewHostMsg_RunFileChooser_Params;
 struct ViewHostMsg_ShowNotification_Params;
 struct ViewHostMsg_ShowPopup_Params;
 struct ViewMsg_Navigate_Params;
 struct WebApplicationInfo;
 struct WebDropData;
@@ skipping 389 matching lines @@
   virtual void ForwardMouseEvent(const WebKit::WebMouseEvent& mouse_event);
   virtual void OnMouseActivate();
   virtual void ForwardKeyboardEvent(const NativeWebKeyboardEvent& key_event);
   virtual void ForwardEditCommand(const std::string& name,
                                   const std::string& value);
   virtual void ForwardEditCommandsForNextKeyEvent(
       const EditCommands& edit_commands);
 
   // Creates a new RenderView with the given route id.
   void CreateNewWindow(int route_id,
-                       WindowContainerType window_container_type,
-                       const string16& frame_name);
+                       const ViewHostMsg_CreateWindow_Params& params);
 
   // Creates a new RenderWidget with the given route id.  |popup_type| indicates
   // if this widget is a popup and what kind of popup it is (select, autofill).
   void CreateNewWidget(int route_id, WebKit::WebPopupType popup_type);
 
   // Creates a full screen RenderWidget.
   void CreateNewFullscreenWidget(int route_id, WebKit::WebPopupType popup_type);
 
   // Sends the response to an extension api call.
   void SendExtensionResponse(int request_id, bool success,
@@ skipping 282 matching lines @@
   // The most recently received accessibility tree - for unit testing only.
   webkit_glue::WebAccessibility accessibility_tree_;
 
   // The termination status of the last render view that terminated.
   base::TerminationStatus render_view_termination_status_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHost);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_