[gtk] (2 commits) ...Merge branch 'unsafe-strdup-printf' into 'master'

From: Timm Bäder <baedert src gnome org>
To: commits-list gnome org
Cc:
Subject: [gtk] (2 commits) ...Merge branch 'unsafe-strdup-printf' into 'master'
Date: Tue, 26 Nov 2019 07:12:05 +0000 (UTC)

Summary of changes:

  25e4174... gtk-demo: Fix incorrect use of g_strdup_printf
  3d1a9c7... Merge branch 'unsafe-strdup-printf' into 'master'