[Sync] Propagate XMPP auth errors to SyncNotifierObservers

jingle/notifier/listener/non_blocking_push_client.h

Index: jingle/notifier/listener/non_blocking_push_client.h
diff --git a/jingle/notifier/listener/non_blocking_push_client.h b/jingle/notifier/listener/non_blocking_push_client.h
index ca572291928f05f02d88e65a1fd20d3cf9d93585..9205d71a819c3dce4b906a67fdf79acf80c2b5a7 100644
--- a/jingle/notifier/listener/non_blocking_push_client.h
+++ b/jingle/notifier/listener/non_blocking_push_client.h
@@ -14,6 +14,7 @@
 #include "base/observer_list.h"
 #include "base/threading/non_thread_safe.h"
 #include "jingle/notifier/listener/push_client.h"
+#include "jingle/notifier/listener/push_client_observer.h"
 
 namespace base {
 class SingleThreadTaskRunner;
@@ -52,7 +53,8 @@ class NonBlockingPushClient : public PushClient {
  private:
   class Core;
 
-  void OnNotificationStateChange(bool notifications_enabled);
+  void OnNotificationsEnabled();
+  void OnNotificationsDisabled(NotificationsDisabledReason reason);
   void OnIncomingNotification(const Notification& notification);
 
   base::NonThreadSafe non_thread_safe_;