emacs: Fix locate without ident
emacs: Fix locate without ident

dra27/merlin,the-lambda-church/merlin,neojski/merlin,chriskonstad/merlin,ocaml/merlin,chambart/merlin,rgrinberg/merlin,fxfactorial/merlin,neojski/merlin,the-lambda-church/merlin,chambart/merlin,rgrinberg/merlin,dra27/merlin,rgrinberg/merlin,ocaml/merlin,neojski/merlin,fxfactorial/merlin,haselwarter/merlin,chriskonstad/merlin,haselwarter/merlin,ocaml/merlin,the-lambda-church/merlin,dra27/merlin,dra27/merlin,rgrinberg/merlin,haselwarter/merlin,haselwarter/merlin,chambart/merlin,chambart/merlin,ocaml/merlin,fxfactorial/merlin,fxfactorial/merlin,neojski/merlin