Commit f5a28aa9 leads to graphical glitches when using Firefox (XWayland)
Currently running mutter/master, g-s/master, gjs/master: When using Firefox (XWayland) on current master and the window is not in its maximized state, graphical glitches occur:
Bildschirmvideo_von_21.02.2020_18_08_25
These glitches only occur at the border of the window and only if Firefox is not maximized. When I revert commit f5a28aa9, this issue does not occur anymore.