tree 33812203753dd3dcf1c0cd4392630bbb25128054
parent 4c946675795ff73102cf2bac9cdb5db27060e022
parent 2abe652733959ad0da2b72aedd1b9f30cb60bb80
author Haibo Huang <hhb@google.com> 1549490369 -0800
committer android-build-merger <android-build-merger@google.com> 1549490369 -0800

Upgrade kotlinc to v1.3.21 am: b7d59a16d8 am: 5a4abf21ad
am: 2abe652733

Change-Id: I5f217110e64298372830b6194ade76f81fda6331