Add comments to DEPS asking people to update .gitignore.

No idea if this'll help, but it probably can't hurt.

BUG=none
TEST=none


Review URL: https://chromiumcodereview.appspot.com/9116028

git-svn-id: http://src.chromium.org/svn/trunk/src/tools/cros.DEPS@138032 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
1 file changed
tree: c502cffea98f02c8d4260af0374d7dda158571fb
  1. DEPS
  2. README