chrome/browser: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

chrome/browser/prerender/prerender_manager.cc

 // Copyright (c) 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/prerender/prerender_manager.h"
 
 #include <algorithm>
 #include <functional>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
+#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "base/timer/elapsed_timer.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/net/prediction_options.h"
 #include "chrome/browser/prerender/prerender_contents.h"
 #include "chrome/browser/prerender/prerender_field_trial.h"
 #include "chrome/browser/prerender/prerender_final_status.h"
 #include "chrome/browser/prerender/prerender_handle.h"
@@ skipping 89 matching lines @@
     : public content::WebContentsDelegate,
       public base::SupportsWeakPtr<
           PrerenderManager::OnCloseWebContentsDeleter> {
  public:
   OnCloseWebContentsDeleter(PrerenderManager* manager,
                             WebContents* tab)
       : manager_(manager),
         tab_(tab),
         suppressed_dialog_(false) {
     tab_->SetDelegate(this);
-    base::MessageLoop::current()->PostDelayedTask(FROM_HERE,
+    base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+        FROM_HERE,
         base::Bind(&OnCloseWebContentsDeleter::ScheduleWebContentsForDeletion,
                    AsWeakPtr(), true),
         base::TimeDelta::FromSeconds(kDeleteWithExtremePrejudiceSeconds));
   }
 
   void CloseContents(WebContents* source) override {
     DCHECK_EQ(tab_, source);
     ScheduleWebContentsForDeletion(false);
   }
 
@@ skipping 898 matching lines @@
 
   to_delete_prerenders_.clear();
 
   // Measure how long a the various cleanup tasks took. http://crbug.com/305419.
   UMA_HISTOGRAM_TIMES("Prerender.PeriodicCleanupDeleteContentsTime",
                       cleanup_timer.Elapsed());
 }
 
 void PrerenderManager::PostCleanupTask() {
   DCHECK(CalledOnValidThread());
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&PrerenderManager::PeriodicCleanup, AsWeakPtr()));
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
+      FROM_HERE, base::Bind(&PrerenderManager::PeriodicCleanup, AsWeakPtr()));
 }
 
 base::TimeTicks PrerenderManager::GetExpiryTimeForNewPrerender(
     Origin origin) const {
   return GetCurrentTimeTicks() + config_.time_to_live;
 }
 
 base::TimeTicks PrerenderManager::GetExpiryTimeForNavigatedAwayPrerender()
     const {
   return GetCurrentTimeTicks() + config_.abandon_time_to_live;
@@ skipping 225 matching lines @@
 }
 
 void PrerenderManager::RenderProcessHostDestroyed(
     content::RenderProcessHost* host) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   size_t erased = prerender_process_hosts_.erase(host);
   DCHECK_EQ(1u, erased);
 }
 
 }  // namespace prerender