[Differential] [Commented On] D4596: Figure out the GTK version instead of using a hardcoded one

[Rohan Garg]

garg added a comment.

  This should ideally also be backported for Plasma 5.9

REPOSITORY
  R98 Breeze for Gtk

REVISION DETAIL
  https://phabricator.kde.org/D4596

EMAIL PREFERENCES
  https://phabricator.kde.org/settings/panel/emailpreferences/

To: garg
Cc: plasma-devel, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol