更新android通知二维码扫描结束事件源

@@ -7,13 +7,12 @@ import android.support.annotation.Nullable;
 import android.view.SurfaceHolder;
 import android.view.SurfaceView;
 import android.view.View;
-import android.widget.Toast;
 
 import com.facebook.react.bridge.Arguments;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.bridge.WritableMap;
-import com.facebook.react.modules.core.DeviceEventManagerModule;
+import com.facebook.react.modules.core.RCTNativeAppEventEmitter;
 import com.yh_vendor.R;
 
 public class QRActivity extends Activity
@@ -60,7 +59,7 @@ public class QRActivity extends Activity
                            String eventName,
                            @Nullable WritableMap params) {
         reactContext
-                .getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter.class)
+                .getJSModule(RCTNativeAppEventEmitter.class)
                 .emit(eventName, params);
     }