Fix broken threading model in CheckDesktopNotificationPermission

chrome/browser/notifications/desktop_notification_service.h

Index: chrome/browser/notifications/desktop_notification_service.h
diff --git a/chrome/browser/notifications/desktop_notification_service.h b/chrome/browser/notifications/desktop_notification_service.h
index cd9dbd0dd00e2140af9712b04f7fe0b8552511b2..0c08e6ad480bea608fe67437f175b5feb0067af9 100644
--- a/chrome/browser/notifications/desktop_notification_service.h
+++ b/chrome/browser/notifications/desktop_notification_service.h
@@ -151,11 +151,6 @@ class DesktopNotificationService : public BrowserContextKeyedService,
 
   ContentSetting GetContentSetting(const GURL& origin);
 
-  // Checks to see if a given origin has permission to create desktop
-  // notifications.
-  WebKit::WebNotificationPresenter::Permission
-      HasPermission(const GURL& origin);
-
   // Returns true if the notifier with |notifier_id| is allowed to send
   // notifications.
   bool IsNotifierEnabled(const message_center::NotifierId& notifier_id);