VideoBlockEditor:Poster Modal

Build 1626 on 22-03-JG-fix-editor-access
1200px
Reviewing disabled
Baseline History
Build 16264d2e48c current baseline
Current build. Accepted by Siyang Cao.
Build 1625cf203c1
Inherited baseline identical to build 1581
Build 1581c67074a
Accepted by John Geronimo.
Build 15788cdb6f1
Accepted by Siyang Cao.
Build 1559d2a84aa
Accepted by Tataihono Nikora.
Build 15396c25067
Accepted by Siyang Cao.
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