[gthumb] find duplicates: use the window-close icon for the cancel button

[Paolo Bacchilega <paobac src gnome org>]

commit a677a1545329199c676ae5eca363c30d856719ec
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Mon Aug 15 09:41:28 2016 +0200

    find duplicates: use the window-close icon for the cancel button

 .../data/ui/find-duplicates-dialog.ui              |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/extensions/find_duplicates/data/ui/find-duplicates-dialog.ui 
b/extensions/find_duplicates/data/ui/find-duplicates-dialog.ui
index 7b043ee..676d06e 100644
--- a/extensions/find_duplicates/data/ui/find-duplicates-dialog.ui
+++ b/extensions/find_duplicates/data/ui/find-duplicates-dialog.ui
@@ -151,7 +151,7 @@
                           <object class="GtkImage">
                             <property name="visible">True</property>
                             <property name="can_focus">False</property>
-                            <property name="icon_name">edit-delete-symbolic</property>
+                            <property name="icon_name">window-close-symbolic</property>
                           </object>
                         </child>
                       </object>