Layout:Overlay Panel Not Dismissable

Build 2971 on feat-tabs-styling
Reviewing disabled
Baseline History
Build 297151e436f
Current build. There are unaccepted changes, so build 2752 is still the baseline.
Build 275208ed3c8 current baseline
Accepted by Andrey Yamanov.
Build 267926d8e56
Accepted by Andrey Yamanov.
Build 266740edfd9
Accepted by Andrey Yamanov.
Build 2621a5789a0
Accepted by Andrey Yamanov.
Commenting is disabled because there's a newer build on this branch