QA:QA Backwards Compat

Build 973 on layout-storybook-examples
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Baseline History
Build 97314aac03
Current build. There are unaccepted changes, so build 970 is still the baseline.
Build 9516b2d26d
Auto-accepted
Build 950d26f26e
Accepted by Zhihao Cui.
Build 943b982169
Accepted by Rustam.
Commenting is disabled because there's a newer build on this branch