Fix a issue that hg version check fails on LANG=ja_JP.UTF-8 in rietveld.
Fix a issue that hg version check fails on LANG=ja_JP.UTF-8 in rietveld.

google/personfinder,gauribhoite/personfinder,kspviswa/personfinder,gimite/personfinder,namanjain236/personfinder,clobrano/personfinder,ominux/personfinder,groschovskiy/personfinder,google/personfinder,AwesomeTurtle/personfinder,clobrano/personfinder,gauribhoite/personfinder,AwesomeTurtle/personfinder,gimite/personfinder,lucasmoura/personfinder,google/personfinder,clobrano/personfinder,kspviswa/personfinder,gimite/personfinder,g19-hs/personfinder,ominux/personfinder,gauribhoite/personfinder,gauribhoite/personfinder,g19-hs/personfinder,AwesomeTurtle/personfinder,gimite/personfinder,google/personfinder,groschovskiy/personfinder,gauribhoite/personfinder,namanjain236/personfinder,lucasmoura/personfinder,gauribhoite/personfinder