[gtk+] Fix some reftests under wayland

[Matthias Clasen <matthiasc src gnome org>]

commit bbfc547b898d315ef256bfcb8c7332d17f8bba26
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jan 30 21:08:19 2016 -0500

    Fix some reftests under wayland
    
    Tests need to use popup windows, in order to avoid differences
    due to CSD.

 testsuite/reftests/expander.ref.ui  |    2 +-
 testsuite/reftests/expander.ui      |    1 +
 testsuite/reftests/nth-child.ref.ui |    1 +
 testsuite/reftests/nth-child.ui     |    1 +
 4 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/testsuite/reftests/expander.ref.ui b/testsuite/reftests/expander.ref.ui
index 00b86e1..834029f 100644
--- a/testsuite/reftests/expander.ref.ui
+++ b/testsuite/reftests/expander.ref.ui
@@ -3,7 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
-    <property name="visible">True</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkExpander" id="expander1">
         <property name="visible">True</property>
diff --git a/testsuite/reftests/expander.ui b/testsuite/reftests/expander.ui
index a40da4d..21c3c66 100644
--- a/testsuite/reftests/expander.ui
+++ b/testsuite/reftests/expander.ui
@@ -3,6 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkExpander" id="expander1">
         <property name="visible">True</property>
diff --git a/testsuite/reftests/nth-child.ref.ui b/testsuite/reftests/nth-child.ref.ui
index f0481bc..41d34b2 100644
--- a/testsuite/reftests/nth-child.ref.ui
+++ b/testsuite/reftests/nth-child.ref.ui
@@ -3,6 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkGrid" id="grid1">
         <property name="visible">True</property>
diff --git a/testsuite/reftests/nth-child.ui b/testsuite/reftests/nth-child.ui
index fd9e503..6f54f7c 100644
--- a/testsuite/reftests/nth-child.ui
+++ b/testsuite/reftests/nth-child.ui
@@ -3,6 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkBox" id="box1">
         <property name="visible">True</property>