public override void OnError(int uniqueId,
                                     FBInterstitialAdBridgeErrorCallback callback)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);

            if (container)
            {
                container.onError = callback;
            }
        }
 public override void OnError(int uniqueId, FBInterstitialAdBridgeErrorCallback callback)
 {
 }
 public virtual void OnError(int uniqueId,
                             FBInterstitialAdBridgeErrorCallback callback)
 {
 }
 public override void OnError (int uniqueId,
                               FBInterstitialAdBridgeErrorCallback callback)
 {
     InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId (uniqueId);
     if (container) {
         container.onError = callback;
     }
 }
 public override void OnError (int uniqueId, FBInterstitialAdBridgeErrorCallback callback) {}
 public virtual void OnError (int uniqueId,
                              FBInterstitialAdBridgeErrorCallback callback)
 {
 }