Light effects and assets are not rendered when build created with WebGL/Facebook WebGL player using OpenGLES3 Graphics API.

Steps to repro:
1. Open attached project.(EnlightenRealtime scene from Shinai project)
2. File > Build Settings > Select WebGL/Facebook WebGL > Switch Platform.
3. Player Settings > Other Settings > Uncheck Auto Graphics API.
4. Select OpenGLES3 in Graphics APIs list.
5. Click on Build And Run

Observe that Light effects and assets are not rendering.

Refer attached screenshots.

Reproducible on: 2018.1.0b12, 2018.1.0b11, 2018.1.0b1, 2017.3.0f3.

Works fine on: 2017.2.0f3.

Environment:
Windows 10, Windows7, Mac 10.13, Mac 10.12.