chrome: Use base::MessageLoop. (Part 3)

chrome/browser/prerender/prerender_manager.cc

Index: chrome/browser/prerender/prerender_manager.cc
diff --git a/chrome/browser/prerender/prerender_manager.cc b/chrome/browser/prerender/prerender_manager.cc
index dc1f78006fdc69b5eaa1c6942eea181cec7ef8e9..565004d3a31ad4e4ea0076e506c6b9d1103cdbc0 100644
--- a/chrome/browser/prerender/prerender_manager.cc
+++ b/chrome/browser/prerender/prerender_manager.cc
@@ -162,7 +162,7 @@ class PrerenderManager::OnCloseWebContentsDeleter
       : manager_(manager),
         tab_(tab) {
     tab_->SetDelegate(this);
-    MessageLoop::current()->PostDelayedTask(FROM_HERE,
+    base::MessageLoop::current()->PostDelayedTask(FROM_HERE,
         base::Bind(&OnCloseWebContentsDeleter::ScheduleWebContentsForDeletion,
                    AsWeakPtr(), true),
         base::TimeDelta::FromSeconds(kDeleteWithExtremePrejudiceSeconds));
@@ -1205,7 +1205,7 @@ void PrerenderManager::PeriodicCleanup() {
 
 void PrerenderManager::PostCleanupTask() {
   DCHECK(CalledOnValidThread());
-  MessageLoop::current()->PostTask(
+  base::MessageLoop::current()->PostTask(
       FROM_HERE,
       base::Bind(&PrerenderManager::PeriodicCleanup, AsWeakPtr()));
 }