InstantExtended: Remove overlay control code.

chrome/browser/google/google_url_tracker_navigation_helper_impl.cc

Index: chrome/browser/google/google_url_tracker_navigation_helper_impl.cc
diff --git a/chrome/browser/google/google_url_tracker_navigation_helper_impl.cc b/chrome/browser/google/google_url_tracker_navigation_helper_impl.cc
index 8a1cb14f5763a6960efd75d8ec0dff2bf8554d08..867a84fdc9c6e389162761bb1930b8cd7065e939 100644
--- a/chrome/browser/google/google_url_tracker_navigation_helper_impl.cc
+++ b/chrome/browser/google/google_url_tracker_navigation_helper_impl.cc
@@ -31,13 +31,9 @@ void GoogleURLTrackerNavigationHelperImpl::SetListeningForNavigationStart(
   if (listen) {
     registrar_.Add(this, content::NOTIFICATION_NAV_ENTRY_PENDING,
         content::NotificationService::AllBrowserContextsAndSources());
-    registrar_.Add(this, chrome::NOTIFICATION_INSTANT_COMMITTED,
-        content::NotificationService::AllBrowserContextsAndSources());
   } else {
     registrar_.Remove(this, content::NOTIFICATION_NAV_ENTRY_PENDING,
         content::NotificationService::AllBrowserContextsAndSources());
-    registrar_.Remove(this, chrome::NOTIFICATION_INSTANT_COMMITTED,
-        content::NotificationService::AllBrowserContextsAndSources());
   }
 }
 
@@ -148,33 +144,7 @@ void GoogleURLTrackerNavigationHelperImpl::Observe(
       break;
     }
 
-    case chrome::NOTIFICATION_INSTANT_COMMITTED: {
-      content::WebContents* web_contents =
-          content::Source<content::WebContents>(source).ptr();
-      content::NavigationController* nav_controller =
-          &web_contents->GetController();
-      const GURL& search_url = web_contents->GetURL();
-      if (!search_url.is_valid())  // Not clear if this can happen.
-        tracker_->OnTabClosed(nav_controller);
-      OnInstantCommitted(nav_controller,
-                         InfoBarService::FromWebContents(web_contents),
-                         search_url);
-      break;
-    }
-
     default:
       NOTREACHED() << "Unknown notification received:" << type;
   }
 }
-
-void GoogleURLTrackerNavigationHelperImpl::OnInstantCommitted(
-    content::NavigationController* nav_controller,
-    InfoBarService* infobar_service,
-    const GURL& search_url) {
-  // Call OnNavigationPending, giving |tracker_| the option to register for
-  // navigation commit messages for this navigation controller. If it does
-  // register for them, simulate the commit as well.
-  tracker_->OnNavigationPending(nav_controller, infobar_service, 0);
-  if (IsListeningForNavigationCommit(nav_controller))
-    tracker_->OnNavigationCommitted(infobar_service, search_url);
-}