I use electron v3.0.10 and node.js v10.2.0 and electron-edge-js have a problem about edge_nativeclr

![image](https://user-images.githubusercontent.com/25167637/53390677-d9b3db80-39ce-11e9-887c-224b4374f4ed.png)

this is my code
![image](https://user-images.githubusercontent.com/25167637/53394861-741a1c00-39db-11e9-806f-d209a909221d.png)

![image](https://user-images.githubusercontent.com/25167637/53394983-b93e4e00-39db-11e9-91ec-4bd14d123363.png)




I hope to get your help 

thanks
