tree dbbdecd0d4d2b25eb6579aff642a27cb5dc20191
parent 6377dfa4e38d534e22ae30161aaff3e11a644800
author Cindy Liu <hcindyl@google.com> 1582066622 -0800
committer Cindy Liu <hcindyl@google.com> 1582077349 -0800

Switch Columbia build setting to master branch

Change-Id: I9a0df4c5750a9d8ef1c49d1fb1396f1c98863b62