Add missing XdgShellPopup::ackConfigure

Authored by davidedmundson on Feb 12 2019, 1:43 PM.


Add missing XdgShellPopup::ackConfigure

When XdgShellV6 was retrofitted to match the XdgShellV5 API, this got
missed in the client.

It went unnoticed as Kwin didn't handle configure events at the time.

Test Plan: Used in kwin unit tests

Reviewers: KWin, zzag

Reviewed By: KWin, zzag

Subscribers: zzag, kde-frameworks-devel

Tags: Frameworks

Differential Revision: