[gtk/gtk-3-24] (2 commits) ...Merge branch 'header-bar-leak3' into 'gtk-3-24'

From: Matthias Clasen <matthiasc src gnome org>
To: commits-list gnome org
Cc:
Subject: [gtk/gtk-3-24] (2 commits) ...Merge branch 'header-bar-leak3' into 'gtk-3-24'
Date: Mon, 6 May 2019 14:17:23 +0000 (UTC)

Summary of changes:

  b1b9de6... GtkHeaderBar: Don't leak decoration layout
  60f9dbf... Merge branch 'header-bar-leak3' into 'gtk-3-24'