Don't iterate over QHash<>::keys(), it's slow to create a temp container.

Authored by dfaure on Sep 24 2019, 1:05 PM.

Description

Don't iterate over QHash<>::keys(), it's slow to create a temp container.

Reviewers: ervin

Reviewed By: ervin

Differential Revision: https://phabricator.kde.org/D24200

Details