[gnome-system-monitor] Remove workaround from CSS

[Stefano Facchini <sfacchini src gnome org>]

commit f7852ed29e597450882955710a1f9402c2182a26
Author: Stefano Facchini <stefano facchini gmail com>
Date:   Fri Aug 23 14:27:15 2013 +0200

    Remove workaround from CSS
    
    The border for GtkHeaderBar is now in the theme.

 data/gsm.css      |    5 -----
 data/interface.ui |    1 -
 2 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/data/gsm.css b/data/gsm.css
index 28db49a..02c138f 100644
--- a/data/gsm.css
+++ b/data/gsm.css
@@ -1,8 +1,3 @@
-.gsm-titlebar {
-    border-style: solid;
-    border-width: 0px 0px 1px 0px;
-}
-
 .gsm-proc-toolbar {
     border-style: solid;
     border-width: 1px 0px 0px 0px;
diff --git a/data/interface.ui b/data/interface.ui
index 9273f1b..bec9b82 100644
--- a/data/interface.ui
+++ b/data/interface.ui
@@ -13,7 +13,6 @@
         <property name="show_close_button">True</property>
         <style>
           <class name="titlebar"/>
-          <class name="gsm-titlebar"/>
         </style>
         <child type="title">
           <object class="GtkStackSwitcher" id="stack_switcher">