chrome: Use base::MessageLoop. (Part 2)

chrome/browser/ui/gtk/extensions/extension_installed_bubble_gtk.cc

Index: chrome/browser/ui/gtk/extensions/extension_installed_bubble_gtk.cc
diff --git a/chrome/browser/ui/gtk/extensions/extension_installed_bubble_gtk.cc b/chrome/browser/ui/gtk/extensions/extension_installed_bubble_gtk.cc
index f36bf636d4a041b2ff69871fd837e7a983c69b06..b65c486896c2c2d231bbeefba72390fb3272480a 100644
--- a/chrome/browser/ui/gtk/extensions/extension_installed_bubble_gtk.cc
+++ b/chrome/browser/ui/gtk/extensions/extension_installed_bubble_gtk.cc
@@ -118,7 +118,7 @@ void ExtensionInstalledBubbleGtk::Observe(
         content::Details<const Extension>(details).ptr();
     if (extension == extension_) {
       // PostTask to ourself to allow all EXTENSION_LOADED Observers to run.
-      MessageLoopForUI::current()->PostTask(
+      base::MessageLoopForUI::current()->PostTask(
           FROM_HERE,
           base::Bind(&ExtensionInstalledBubbleGtk::ShowInternal,
                      weak_factory_.GetWeakPtr()));
@@ -154,7 +154,7 @@ void ExtensionInstalledBubbleGtk::ShowInternal() {
         browser_window->GetToolbar()->GetBrowserActionsToolbar();
 
     if (toolbar->animating() && animation_wait_retries_-- > 0) {
-      MessageLoopForUI::current()->PostDelayedTask(
+      base::MessageLoopForUI::current()->PostDelayedTask(
           FROM_HERE,
           base::Bind(&ExtensionInstalledBubbleGtk::ShowInternal,
                      weak_factory_.GetWeakPtr()),