[gedit] fullscreen open-file button: image-button class

[Sebastien Lafargue <slafargue src gnome org>]

commit e4715b56866106958cbde5e3c0899a5a7781b9bd
Author: Sebastien Lafargue <slafargue gnome org>
Date:   Wed Oct 1 11:37:46 2014 +0200

    fullscreen open-file button: image-button class

 gedit/resources/ui/gedit-window.ui |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gedit/resources/ui/gedit-window.ui b/gedit/resources/ui/gedit-window.ui
index d9201d2..c254ec7 100644
--- a/gedit/resources/ui/gedit-window.ui
+++ b/gedit/resources/ui/gedit-window.ui
@@ -374,6 +374,7 @@
                         <property name="use_popover">True</property>
                         <style>
                           <class name="text-button"/>
+                          <class name="image-button"/>
                         </style>
                         <child>
                           <object class="GtkBox" id="fullscreen_open_button_box">