[california] Remove relief from next/prev buttons in header

[Jim Nelson <jnelson src gnome org>]

commit f9655cfb55a352f5a5b7f4ea63d203b0b5ff2739
Author: Jim Nelson <jim yorba org>
Date:   Tue Sep 23 15:43:14 2014 -0700

    Remove relief from next/prev buttons in header

 src/rc/main-window-title.ui |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/rc/main-window-title.ui b/src/rc/main-window-title.ui
index 4b2ffa9..b1204b1 100644
--- a/src/rc/main-window-title.ui
+++ b/src/rc/main-window-title.ui
@@ -19,6 +19,7 @@
         <property name="hexpand">False</property>
         <property name="vexpand">False</property>
         <property name="action_name">win.previous</property>
+        <property name="relief">none</property>
         <child>
           <object class="GtkImage" id="prev_image">
             <property name="visible">True</property>
@@ -45,6 +46,7 @@
         <property name="hexpand">False</property>
         <property name="vexpand">False</property>
         <property name="action_name">win.next</property>
+        <property name="relief">none</property>
         <child>
           <object class="GtkImage" id="next_image">
             <property name="visible">True</property>