The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/tools/build.git/+/72ff66b015e3b7eec12327c1c5d3d733a9c48356

commit 72ff66b015e3b7eec12327c1c5d3d733a9c48356
Author: lijeffrey@chromium.org <lijeffrey@chromium.org>
Date: Fri Mar 04 19:26:43 2016

Adding variable builder for mac asan

BUG= 591879 

Review URL: https://codereview.chromium.org/1762723003

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/build@299115 0039d316-1c4b-4281-b951-d872f2087c98

[modify] https://crrev.com/72ff66b015e3b7eec12327c1c5d3d733a9c48356/masters/master.tryserver.chromium.mac/master.cfg
[modify] https://crrev.com/72ff66b015e3b7eec12327c1c5d3d733a9c48356/masters/master.tryserver.chromium.mac/slaves.cfg