Bug 986349 - Bind |this| to forEach callback function. r=chulee, a=bajaj
Bug 989109 - Return isDebuggable using new async callback. r=wesj, a=lsblakk
Bug 985685 - DrawRangeElements should call Before/AfterGLDrawCall(). r=kamidphish, a=lsblakk
Bug 985685 - Test that basic DrawArrays/Elements works. r=kamidphish, a=lsblakk
Bug 984830 - IonMonkey: Ignore unkown types when improving type information at branches. r=jandem, a=lsblakk