[gstreamermm] SlotQuery use const reference to RefPtr, since it doesn't transer ownership

[Marcin Kolny <mkolny src gnome org>]

commit cbca1211af38866b0efbcf8c0e35568c48145178
Author: Tomasz Lakota <tomasz lakota flytronic pl>
Date:   Mon Mar 24 18:29:34 2014 +0100

    SlotQuery use const reference to RefPtr, since it doesn't transer ownership
    
    Conflicts:
        gstreamer/gstreamermm/pad.h

 gstreamer/src/pad.hg |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gstreamer/src/pad.hg b/gstreamer/src/pad.hg
index 60be2b1..0bd80c2 100644
--- a/gstreamer/src/pad.hg
+++ b/gstreamer/src/pad.hg
@@ -115,11 +115,11 @@ public:
    */
   typedef sigc::slot< PadProbeReturn, const Glib::RefPtr<Gst::Pad>&, const Gst::PadProbeInfo& > SlotProbe;
 
-  typedef sigc::slot< Gst::FlowReturn, const Glib::RefPtr<Gst::Pad>&, Glib::RefPtr<Gst::Buffer>& > SlotChain;
+  typedef sigc::slot< Gst::FlowReturn, const Glib::RefPtr<Gst::Pad>&, /*transfer full*/ 
Glib::RefPtr<Gst::Buffer>& > SlotChain;
 
-  typedef sigc::slot< gboolean, const Glib::RefPtr<Gst::Pad>&, Glib::RefPtr<Gst::Event>& > SlotEvent;
+  typedef sigc::slot< gboolean, const Glib::RefPtr<Gst::Pad>&, /*transfer full*/Glib::RefPtr<Gst::Event>& > 
SlotEvent;
 
-  typedef sigc::slot< gboolean, const Glib::RefPtr<Gst::Pad>&, Glib::RefPtr<Gst::Query>& > SlotQuery;
+  typedef sigc::slot< gboolean, const Glib::RefPtr<Gst::Pad>&, /*transfer none*/ const 
Glib::RefPtr<Gst::Query>& > SlotQuery;
 
   /** Creates a new pad with the given name in the given direction.
    *