Add comments setting emacs and vim tab width and expansion variables.
BUG=none
TEST=successful builds
Review URL: http://codereview.chromium.org/256059

Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: f5c990cd43897fdc2fc2f6be17d9c494b787b4d8
1 file changed
tree: 76698650cb6dc33c1e4efd3fc0b3ae430adb84c4
  1. xdisplaycheck.cc
  2. xdisplaycheck.gyp