InstantExtended: Remove overlay control code.

chrome/browser/ui/omnibox/alternate_nav_url_fetcher.cc

Index: chrome/browser/ui/omnibox/alternate_nav_url_fetcher.cc
diff --git a/chrome/browser/ui/omnibox/alternate_nav_url_fetcher.cc b/chrome/browser/ui/omnibox/alternate_nav_url_fetcher.cc
index c6e6d633050953f55765d331c086712808de25f0..2b302c068bcd09f34b9076da467faffe2502c1f6 100644
--- a/chrome/browser/ui/omnibox/alternate_nav_url_fetcher.cc
+++ b/chrome/browser/ui/omnibox/alternate_nav_url_fetcher.cc
@@ -29,8 +29,6 @@ AlternateNavURLFetcher::AlternateNavURLFetcher(
       navigated_to_entry_(false) {
   registrar_.Add(this, content::NOTIFICATION_NAV_ENTRY_PENDING,
                  content::NotificationService::AllSources());
-  registrar_.Add(this, chrome::NOTIFICATION_INSTANT_COMMITTED,
-                 content::NotificationService::AllSources());
 }
 
 AlternateNavURLFetcher::~AlternateNavURLFetcher() {
@@ -60,19 +58,6 @@ void AlternateNavURLFetcher::Observe(
       break;
     }
 
-    case chrome::NOTIFICATION_INSTANT_COMMITTED: {
-      // See above.
-      NavigationController* controller =
-          &content::Source<content::WebContents>(source)->GetController();
-      if (controller_ == controller) {
-        delete this;
-      } else if (!controller_) {
-        navigated_to_entry_ = true;
-        StartFetch(controller);
-      }
-      break;
-    }
-
     case content::NOTIFICATION_NAV_ENTRY_COMMITTED:
       // The page was navigated, we can show the infobar now if necessary.
       registrar_.Remove(this, content::NOTIFICATION_NAV_ENTRY_COMMITTED,