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

chrome/browser/renderer_host/render_view_host.cc

 // Copyright (c) 2010 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 "chrome/browser/renderer_host/render_view_host.h"
 
 #include <string>
 #include <utility>
 #include <vector>
 
@@ skipping 853 matching lines @@
 
   RenderWidgetHost::Shutdown();
 }
 
 bool RenderViewHost::IsRenderView() const {
   return true;
 }
 
 void RenderViewHost::CreateNewWindow(
     int route_id,
-    WindowContainerType window_container_type,
-    const string16& frame_name) {
+    const ViewHostMsg_CreateWindow_Params& params) {
   RenderViewHostDelegate::View* view = delegate_->GetViewDelegate();
   if (!view)
     return;
 
-  view->CreateNewWindow(route_id, window_container_type, frame_name);
+  view->CreateNewWindow(route_id, params);
 }
 
 void RenderViewHost::CreateNewWidget(int route_id,
                                      WebKit::WebPopupType popup_type) {
   RenderViewHostDelegate::View* view = delegate_->GetViewDelegate();
   if (view)
     view->CreateNewWidget(route_id, popup_type);
 }
 
 void RenderViewHost::CreateNewFullscreenWidget(
@@ skipping 960 matching lines @@
   if (printer_query.get()) {
     BrowserThread::PostTask(
         BrowserThread::IO, FROM_HERE,
         NewRunnableMethod(printer_query.get(),
                           &printing::PrinterQuery::StopWorker));
   }
 
   // Send the printingDone msg for now.
   Send(new ViewMsg_PrintingDone(routing_id(), params.document_cookie, true));
 }