[gtk+/wip/matthiasc/kill-event-signals: 118/123] Remove a leftover icon-size property

[Matthias Clasen <matthiasc src gnome org>]

commit 9f73b0752a6c75cd18ce79a8d6c17e69d303f438
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Jan 7 10:45:07 2018 -0500

    Remove a leftover icon-size property
    
    This made the 'style classes' demo crash.

 demos/gtk-demo/theming.ui |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/demos/gtk-demo/theming.ui b/demos/gtk-demo/theming.ui
index 8d1e97a..22fcece 100644
--- a/demos/gtk-demo/theming.ui
+++ b/demos/gtk-demo/theming.ui
@@ -165,7 +165,6 @@
       <object class="GtkToolbar">
         <property name="visible">1</property>
         <property name="hexpand">1</property>
-        <property name="icon_size">1</property>
         <property name="toolbar-style">icons</property>
         <style>
           <class name="inline-toolbar"/>