STABLE version -- 4.3.9.248

[Admini]

With enabling #overlay-scrollbars
4.3.9.241 - it's put scrollbar on chrome://flags page, but it's not on the page chrome://settings
4.2.10.171 - conversely - it's put scrollbar on chrome://settings page, but it's not on the page chrome://flags

This feature was broken by Chromium update.