BackgroundColor:Mobile Color Picker

Build 1785 on 22-03-ZL-fix-background-color
360px
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Baseline History
Build 178528ef04c current baseline
Current build. Accepted by Ziwei Liu.
Build 17846052f49
Ancestor build. There were unaccepted changes, so this was not used as a baseline.
Build 173802e39af
Accepted by Ziwei Liu.
Build 1667e0a865c
Accepted by Ziwei Liu.
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