Add bindings for OpenGL

<a href="https://github.com/unicomp21"><img src="https://avatars.githubusercontent.com/u/546301?v=3" align="left" width="96" height="96" hspace="10"></img></a> **Issue by [unicomp21](https://github.com/unicomp21)**
_Sunday Oct 04, 2015 at 09:59 GMT_
_Originally opened as https://github.com/flutter/engine/issues/1482_

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Do we have ES 3.0?
