[gtk/gtk-3-24] (2 commits) ...Merge branch 'quartz-no-harfbuzz' into 'gtk-3-24'

From: Chun-wei Fan <fanchunwei src gnome org>
To: commits-list gnome org
Cc:
Subject: [gtk/gtk-3-24] (2 commits) ...Merge branch 'quartz-no-harfbuzz' into 'gtk-3-24'
Date: Tue, 25 Jun 2019 05:43:41 +0000 (UTC)

Summary of changes:

  e169e2b... Require Harfbuzz only for Wayland and X11 backends.
  30f2af0... Merge branch 'quartz-no-harfbuzz' into 'gtk-3-24'