Merge branch 'matthiasc/for-master' into 'master'

More reftest fixes

See merge request GNOME/gtk!1765

testsuite/reftests/meson.build

@@ -425,7 +425,6 @@ xfails = [
   'background-origin.ui',
   # see above
   #'sizegroups-evolution-identity-page.ui',
-  'window-show-contents-on-map.ui',
   # these depend on details of text layout
   'label-sizing.ui',
 ]

testsuite/reftests/window-show-contents-on-map.ui

@@ -6,6 +6,7 @@
     <signal name="map" handler="gtk_widget_show" object="label1" after="yes" swapped="yes"/>
     <child>
       <object class="GtkLabel" id="label1">
+        <property name="visible">0</property>
         <property name="label" translatable="yes">This label is only shown when the window is mapped. So the window does its first size allocation without the label being visible and has to resize.</property>
         <property name="width_chars">20</property>
         <property name="wrap">1</property>