[gnome-control-center] online-accounts: Explicitly remove the dialog's border width

[Debarshi Ray <debarshir src gnome org>]

commit 4f1e27e3baef472287c3e45c64fd197827f8b33a
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Thu Nov 10 11:41:43 2016 -0200

    online-accounts: Explicitly remove the dialog's border width
    
    Looks like Gtk+ assumes all dialogs' internal-vbox widgets have a
    2px border, so explicitly set it to 0.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=774222

 panels/online-accounts/online-accounts.ui |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/panels/online-accounts/online-accounts.ui b/panels/online-accounts/online-accounts.ui
index f5869ca..27ffb18 100644
--- a/panels/online-accounts/online-accounts.ui
+++ b/panels/online-accounts/online-accounts.ui
@@ -91,6 +91,7 @@
       <object class="GtkBox">
         <property name="can_focus">False</property>
         <property name="orientation">vertical</property>
+        <property name="border_width">0</property>
         <child>
           <object class="GtkStack" id="stack">
             <property name="visible">True</property>