Escape paths used in regexs for pylint
Escape paths used in regexs for pylint

This fixes a potential issue with RunPylint in windows where paths
can contain special characters.

TBR=iannucci@chromium.org


Review URL: https://chromiumcodereview.appspot.com/11786007

git-svn-id: bd64dd6fa6f3f0ed0c0666d1018379882b742947@175481 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

svn2github/chromium-depot-tools,svn2github/chromium-depot-tools,svn2github/chromium-depot-tools