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

chrome/browser/background/background_contents_service.cc

Index: chrome/browser/background/background_contents_service.cc
diff --git a/chrome/browser/background/background_contents_service.cc b/chrome/browser/background/background_contents_service.cc
index 605ae54f3b0344e362e248d30bc74afbc5d419e1..944a283914b4e7646cd6233fc125da3cd29f4180 100644
--- a/chrome/browser/background/background_contents_service.cc
+++ b/chrome/browser/background/background_contents_service.cc
@@ -60,9 +60,9 @@ void CloseBalloon(const std::string id) {
 }
 
 void ScheduleCloseBalloon(const std::string& extension_id) {
-  if (!MessageLoop::current())  // For unit_tests
+  if (!base::MessageLoop::current())  // For unit_tests
     return;
-  MessageLoop::current()->PostTask(
+  base::MessageLoop::current()->PostTask(
       FROM_HERE, base::Bind(&CloseBalloon, kNotificationPrefix + extension_id));
 }
 
@@ -372,7 +372,7 @@ void BackgroundContentsService::Observe(
       // notifications for this extension to be cancelled by
       // DesktopNotificationService. For this reason, instead of showing the
       // balloon right now, we schedule it to show a little later.
-      MessageLoop::current()->PostTask(
+      base::MessageLoop::current()->PostTask(
           FROM_HERE, base::Bind(&ShowBalloon, extension, profile));
       break;
     }