Persist the Instant API to committed search result pages.

chrome/browser/task_manager/task_manager_resource_providers.cc

 // 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/task_manager/task_manager_resource_providers.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 267 matching lines @@
       tab_contents_(tab_contents),
       is_instant_preview_(false) {
   if (!prerender_icon_) {
     ResourceBundle& rb = ResourceBundle::GetSharedInstance();
     prerender_icon_ = rb.GetImageSkiaNamed(IDR_PRERENDER);
   }
   for (BrowserList::const_iterator i = BrowserList::begin();
        i != BrowserList::end(); ++i) {
     if ((*i)->instant_controller() &&
         (*i)->instant_controller()->instant()->GetPreviewContents() ==
-            tab_contents_) {
+            tab_contents_->web_contents()) {
       is_instant_preview_ = true;
       break;
     }
   }
 }
 
 TaskManagerTabContentsResource::~TaskManagerTabContentsResource() {
 }
 
 void TaskManagerTabContentsResource::InstantCommitted() {
@@ skipping 1572 matching lines @@
     case content::NOTIFICATION_WEB_CONTENTS_CONNECTED:
       Add(web_contents->GetRenderViewHost());
       break;
     case content::NOTIFICATION_WEB_CONTENTS_DISCONNECTED:
       Remove(web_contents->GetRenderViewHost());
       break;
     default:
       NOTREACHED() << "Unexpected notification.";
   }
 }