[gnome-boxes] No need for SpiceDisplay to implement Boxes.IPropertiesProvider

[Alexander Larsson <alexl src gnome org>]

commit afc60995b1c755fb023bb8b66a7a6928f649fb29
Author: Alexander Larsson <alexl redhat com>
Date:   Mon Nov 5 15:53:02 2012 +0100

    No need for SpiceDisplay to implement Boxes.IPropertiesProvider
    
    It already inherits from Display which also implements this
    interface.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=672268

 src/spice-display.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/spice-display.vala b/src/spice-display.vala
index bf521e6..0173599 100644
--- a/src/spice-display.vala
+++ b/src/spice-display.vala
@@ -2,7 +2,7 @@
 using Gtk;
 using Spice;
 
-private class Boxes.SpiceDisplay: Boxes.Display, Boxes.IPropertiesProvider {
+private class Boxes.SpiceDisplay: Boxes.Display {
     public override string protocol { get { return "SPICE"; } }
     public override string uri { owned get { return session.uri; } }