Specific code path for opaque polymorphic constants.
Specific code path for opaque polymorphic constants.

For now this is just a specialized version of the previous generic code.
This simplifies tracking of the changes.

Matafou/coq,SkySkimmer/coq,ejgallego/coq,coq/coq,Matafou/coq,Zimmi48/coq,Matafou/coq,silene/coq,silene/coq,JasonGross/coq,gares/coq,SkySkimmer/coq,JasonGross/coq,ejgallego/coq,coq/coq,Zimmi48/coq,gares/coq,SkySkimmer/coq,gares/coq,ejgallego/coq,JasonGross/coq,Zimmi48/coq,coq/coq,coq/coq,gares/coq,gares/coq,silene/coq,Zimmi48/coq,JasonGross/coq,ejgallego/coq,SkySkimmer/coq