This removes usage of CmptPrivate outside of ScriptInterface.
ScriptRequest can now be used to safely recover the scriptInterface from
a JSContext instead of going through ScriptInterface, which allows more
code cleanup.
Follows 34b1920e7b
Differential Revision: https://code.wildfiregames.com/D3963
This was SVN commit r25442.
We often only need to include ScriptRequest.h and not the full
ScriptInterface.h
Differential Revision: https://code.wildfiregames.com/D3920
This was SVN commit r25366.