[empathy] Add shortcut keys for contact list item sizes

[Guillaume Desmottes <gdesmott src gnome org>]

commit b7d237fb040f262730fbc0b4e34ebeae5dc33b19
Author: Will Thompson <will thompson collabora co uk>
Date:   Tue Jun 15 23:20:56 2010 +0100

    Add shortcut keys for contact list item sizes
    
    Maybe these are overkill?
    
    https://bugzilla.gnome.org/show_bug.cgi?id=621703

 src/empathy-main-window.ui |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/empathy-main-window.ui b/src/empathy-main-window.ui
index 79bb8be..2fc81b4 100644
--- a/src/empathy-main-window.ui
+++ b/src/empathy-main-window.ui
@@ -141,6 +141,7 @@
             <property name="value">0</property>
             <property name="current-value">0</property>
           </object>
+          <accelerator key="1" modifiers="GDK_CONTROL_MASK"/>
         </child>
         <child>
           <object class="GtkRadioAction" id="view_normal_size">
@@ -151,6 +152,7 @@
             <property name="group">view_normal_size_with_avatars</property>
             <property name="value">1</property>
           </object>
+          <accelerator key="2" modifiers="GDK_CONTROL_MASK"/>
         </child>
         <child>
           <object class="GtkRadioAction" id="view_compact_size">
@@ -161,6 +163,7 @@
             <property name="group">view_normal_size_with_avatars</property>
             <property name="value">2</property>
           </object>
+          <accelerator key="3" modifiers="GDK_CONTROL_MASK"/>
         </child>
         <child>
           <object class="GtkAction" id="room">