System Information
Operating system: Windows 7 / 10
Blender Version
Broken: 2.93 f5c781af5643 (2021-02-08)
Working: 2.92 7fb540b4cf17 (2021-02-04)
Short description of error
Titlebar still visible for New Windows when Toggled Fullscreen
Exact steps for others to reproduce the error
- invoke: Window - New Window, OR run bpy.ops.wm.window_new()
- press F3, search for "fullscreen"
- choose Toggle Window Fullscreen
- window is maximized, but it's Titlebar not hidden
Apparently this changed after 492e64c7bcbd
Initial user report - https://blender.community/c/rightclickselect/pbhbbc/