[gtkmm/gtkmm-3-24: 2/2] Merge branch 'document-CssProviderError-new-in-3-16' into 'gtkmm-3-24'

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 1cfa2ac41620e53a53930bb1e897f2a3d38a2ee3
Merge: a9b07397 5a00f60d
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Fri Aug 31 12:43:45 2018 +0000

    Merge branch 'document-CssProviderError-new-in-3-16' into 'gtkmm-3-24'
    
    Document Gtk::CssProviderError as @newin{3,16}
    
    See merge request GNOME/gtkmm!2

 gtk/src/cssprovider.hg | 2 ++
 1 file changed, 2 insertions(+)
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