Remove dead code in Evarsolve alias resolution.
Remove dead code in Evarsolve alias resolution.

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