Fix viewport for screenshot on multiple screens
Summary: D8479 fixes viewport for real hardware, but there is still problem with screenshots. This patch fixes that.
Test Plan:
- Have three monitors (like in bug 385655)
- Press PrtSc and then Enter
- Screenshot is ok
Before:
After:
Reviewers: KWin, Plasma, davidedmundson
Reviewed By: Plasma, davidedmundson
Subscribers: davidedmundson, plasma-devel, kwin, KWin
Tags: Plasma
Differential Revision: https://phabricator.kde.org/D8485