[gtk+] Set use-fallback property to True for GtkScaleButton icons.

[Matthias Clasen <matthiasc src gnome org>]

commit 5f79ae53a2c8e1aa441ef5780c94728ae1fef4f2
Author: John Lindgren <john lindgren aol com>
Date:   Sat Apr 5 10:07:25 2014 -0400

    Set use-fallback property to True for GtkScaleButton icons.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=727662

 gtk/resources/ui/gtkscalebutton.ui |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gtk/resources/ui/gtkscalebutton.ui b/gtk/resources/ui/gtkscalebutton.ui
index 877465f..6c5b36f 100644
--- a/gtk/resources/ui/gtkscalebutton.ui
+++ b/gtk/resources/ui/gtkscalebutton.ui
@@ -12,6 +12,7 @@
         <property name="visible">True</property>
         <property name="can_focus">False</property>
         <property name="icon_name">image-missing</property>
+        <property name="use-fallback">True</property>
       </object>
     </child>
   </template>
@@ -45,6 +46,7 @@
                 <property name="visible">True</property>
                 <property name="icon-name">list-add-symbolic</property>
                 <property name="icon-size">0</property>
+                <property name="use-fallback">True</property>
               </object>
             </child>
             <signal name="button-press-event" handler="cb_button_press" swapped="no"/>
@@ -91,6 +93,7 @@
                 <property name="visible">True</property>
                 <property name="icon-name">list-remove-symbolic</property>
                 <property name="icon-size">0</property>
+                <property name="use-fallback">True</property>
               </object>
             </child>
             <signal name="button-press-event" handler="cb_button_press" swapped="no"/>