Reset the brightness handle to initial value when Cancel is pressed

Authored by atulsharma on Aug 21 2017, 12:24 PM.

Description

Reset the brightness handle to initial value when Cancel is pressed

Summary: Refs T6268

Reviewers: Koko, mart

Reviewed By: Koko, mart

Maniphest Tasks: T6268

Differential Revision: https://phabricator.kde.org/D7452