D28674: Implement a updateXTime compatible with Xcb and XWayland

meven added inline comments.

INLINE COMMENTS

> x11client.cpp:2912
>          performMoveResize();
>          updateWindowPixmap();
>      } else // setReadyForPainting does as well, but there's a small chance for resize syncs after the resize ended

Is it necessary to call this here ?
Added in https://phabricator.kde.org/D26914
I have tried removing it and in X it seems unoticeable and in Wayland gets rid of the flickering and my XWayland window matches Xorg behavior.

REPOSITORY
  R108 KWin

REVISION DETAIL
  https://phabricator.kde.org/D28674

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