Persist the Instant API to committed search result pages.

chrome/browser/ui/gtk/constrained_web_dialog_delegate_gtk.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 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.
 
 #include "chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h"
 
 #include "chrome/browser/ui/gtk/constrained_window_gtk.h"
 #include "chrome/browser/ui/gtk/tab_contents_container_gtk.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/render_view_host.h"
@@ skipping 66 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ConstrainedWebDialogDelegateGtk);
 };
 
 ConstrainedWebDialogDelegateGtk::ConstrainedWebDialogDelegateGtk(
     Profile* profile,
     WebDialogDelegate* delegate,
     WebDialogWebContentsDelegate* tab_delegate)
     : impl_(new ConstrainedWebDialogDelegateBase(profile, delegate, tab_delegate)),
       tab_contents_container_(NULL) {
-  tab_contents_container_.SetTab(tab());
+  tab_contents_container_.SetTab(tab()->web_contents());
 
   gfx::Size dialog_size;
   delegate->GetDialogSize(&dialog_size);
   gtk_widget_set_size_request(GTK_WIDGET(tab_contents_container_.widget()),
                               dialog_size.width(),
                               dialog_size.height());
 
   gtk_widget_show_all(GetWidgetRoot());
 }
 
 ConstrainedWebDialogDelegate* CreateConstrainedWebDialog(
       Profile* profile,
       WebDialogDelegate* delegate,
       WebDialogWebContentsDelegate* tab_delegate,
       content::WebContents* web_contents) {
   ConstrainedWebDialogDelegateGtk* constrained_delegate =
       new ConstrainedWebDialogDelegateGtk(profile, delegate, tab_delegate);
   ConstrainedWindow* constrained_window =
       new ConstrainedWindowGtk(web_contents, constrained_delegate);
   constrained_delegate->set_window(constrained_window);
   return constrained_delegate;
 }