app/src/main/java/com/example/android/popularmoviesapp/sync/PopMoviesAuthenticatorService.java
@Nullable
    @Override
    public IBinder onBind(Intent intent) {
        return authenticator.getIBinder();
    }
/*
     * When the system binds to this Service to make the RPC call
     * return the authenticator's IBinder.
     */
When the system binds to this Service to make the RPC call
return the authenticator's IBinder.
When the system binds to this Service to make the RPC call return the authenticator ' s IBinder .
@Nullable
    @Override
    public IBinder onBind(Intent intent) {
        return authenticator.getIBinder();
    }
@ Nullable @ Override public IBinder onBind ( Intent intent ) { return authenticator . getIBinder ( ) ; }
When the system binds to this Service to make the RPC call
 return the authenticator's IBinder.
When the system binds to this Service to make the RPC call return the authenticator ' s IBinder .