[gnome-calendar] source-dialog: add `calendars-list` styleclass.

[Lapo Calamandrei <lapo src gnome org>]

commit eb5e22f6f615872f8894aa56951ed4c30360d50a
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Fri Jul 8 20:08:47 2016 +0200

    source-dialog: add `calendars-list` styleclass.

 data/ui/source-dialog.ui |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/data/ui/source-dialog.ui b/data/ui/source-dialog.ui
index 815a90e..b98f0f5 100644
--- a/data/ui/source-dialog.ui
+++ b/data/ui/source-dialog.ui
@@ -362,6 +362,9 @@
                                         <property name="visible">True</property>
                                         <property name="selection_mode">none</property>
                                         <signal name="row-activated" 
handler="calendar_listbox_row_activated" object="GcalSourceDialog" swapped="no"/>
+                                        <style>
+                                          <class name="calendars-list"/>
+                                        </style>
                                       </object>
                                     </child>
                                   </object>