Remove use of deprecated MessageLoop methods in chrome/.

chrome/browser/ui/search/instant_controller.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/ui/search/instant_controller.h"
 
 #include <stddef.h>
 #include <utility>
 
+#include "base/location.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search/instant_service.h"
 #include "chrome/browser/search/instant_service_factory.h"
 #include "chrome/browser/search/search.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/browser/ui/browser_instant_controller.h"
 #include "chrome/browser/ui/search/instant_tab.h"
 #include "chrome/browser/ui/search/search_tab_helper.h"
@@ skipping 122 matching lines @@
 
   ResetInstantTab();
 }
 
 void InstantController::InstantSupportDetermined(
     const content::WebContents* contents,
     bool supports_instant) {
   DCHECK(IsContentsFrom(instant_tab(), contents));
 
   if (!supports_instant)
-    base::MessageLoop::current()->DeleteSoon(FROM_HERE, instant_tab_.release());
+    base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE,
+                                                    instant_tab_.release());
 
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_INSTANT_TAB_SUPPORT_DETERMINED,
       content::Source<InstantController>(this),
       content::NotificationService::NoDetails());
 }
 
 void InstantController::InstantPageAboutToNavigateMainFrame(
     const content::WebContents* contents,
     const GURL& url) {
@@ skipping 24 matching lines @@
     if (instant_service) {
       instant_service->UpdateThemeInfo();
       instant_service->UpdateMostVisitedItemsInfo();
     }
   }
 }
 
 InstantService* InstantController::GetInstantService() const {
   return InstantServiceFactory::GetForProfile(profile());
 }