[xdgshell] Add positioner constraint adjustment flag operators
Test Plan: Used in kwin
Reviewers: KWin, zzag
Reviewed By: KWin, zzag
Subscribers: kde-frameworks-devel
Tags: Frameworks
Differential Revision: https://phabricator.kde.org/D16318
davidedmundson | Oct 20 2018, 3:38 PM |