tree 3a6e5b2c2b084c83d2c6a4c61acd483b760d4a2a
parent 6795b79753cf02c5d04717a93eafad604c57a556
author William Hesse <whesse@google.com> 1578520440 +0000
committer William Hesse <whesse@google.com> 1578520440 +0000

[cloud functions] Use Firestore transaction api correctly

Change-Id: Icd5ad4cd391fea20017e1b0a01a6d89ead44d43a
Reviewed-on: https://dart-review.googlesource.com/c/dart_ci/+/130800
Reviewed-by: Alexander Thomas <athom@google.com>