public unsafe void RemoveCallback(global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayerVideoStreamPlayerCallback p0)
        {
            if (id_removeCallback_Lcom_google_ads_interactivemedia_v3_api_player_VideoStreamPlayer_VideoStreamPlayerCallback_ == IntPtr.Zero)
            {
                id_removeCallback_Lcom_google_ads_interactivemedia_v3_api_player_VideoStreamPlayer_VideoStreamPlayerCallback_ = JNIEnv.GetMethodID(class_ref, "removeCallback", "(Lcom/google/ads/interactivemedia/v3/api/player/VideoStreamPlayer$VideoStreamPlayerCallback;)V");
            }
            JValue *__args = stackalloc JValue [1];

            __args [0] = new JValue(p0);
            JNIEnv.CallVoidMethod(((global::Java.Lang.Object) this).Handle, id_removeCallback_Lcom_google_ads_interactivemedia_v3_api_player_VideoStreamPlayer_VideoStreamPlayerCallback_, __args);
        }
        static void n_OnUserTextReceived_Ljava_lang_String_(IntPtr jnienv, IntPtr native__this, IntPtr native_p0)
        {
            global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayerVideoStreamPlayerCallback __this = global::Java.Lang.Object.GetObject <global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayerVideoStreamPlayerCallback> (jnienv, native__this, JniHandleOwnership.DoNotTransfer);
            string p0 = JNIEnv.GetString(native_p0, JniHandleOwnership.DoNotTransfer);

            __this.OnUserTextReceived(p0);
        }
 static void n_RemoveCallback_Lcom_google_ads_interactivemedia_v3_api_player_VideoStreamPlayer_VideoStreamPlayerCallback_(IntPtr jnienv, IntPtr native__this, IntPtr native_p0)
 {
     global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayer __this = global::Java.Lang.Object.GetObject <global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayer> (jnienv, native__this, JniHandleOwnership.DoNotTransfer);
     global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayerVideoStreamPlayerCallback p0 = (global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayerVideoStreamPlayerCallback)global::Java.Lang.Object.GetObject <global::Com.Google.Ads.Interactivemedia.V3.Api.Player.IVideoStreamPlayerVideoStreamPlayerCallback> (native_p0, JniHandleOwnership.DoNotTransfer);
     __this.RemoveCallback(p0);
 }