tree e3c9e38f66bc61ea7ac8ee16f946a5434dbb8f2a
parent 60c3ee311029bda7b9164bb631dda77940a504d3
author Jeremy Manson <jeremymanson@google.com> 1576693808 -0800
committer Jeremy Manson <jeremymanson@google.com> 1576693992 -0800

Add union ordinals and remove xunions

Change-Id: Ied56ff9511c5d136602e37168141cf43f3a21017