App|acceptance:cra-react15

Build 10871 on ts-migration/vue
Reviewing disabled
Baseline History
Build 10871fbb3197
Current build. There are unaccepted changes, so build 10850 is still the baseline.
Build 10834236c5ac
Accepted by Michael Shilman.
Build 1081538ba058
Accepted by Kai Röder.
Build 10806714c3f3
Accepted by Michael Shilman.
Commenting is disabled because there's a newer build on this branch