[sound-juicer] Fix memory leak in rb_gst_media_type_matches_profile

[Christophe Fergeau <teuf src gnome org>]

commit 004a2d9404b03984576480a727a13dd75579da9b
Author: Christophe Fergeau <cfergeau redhat com>
Date:   Sat Jun 16 13:24:27 2012 +0200

    Fix memory leak in rb_gst_media_type_matches_profile
    
    'caps' is created with gst_caps_from_string so it must be unref'ed
    when it's no longer used.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=678208

 libjuicer/rb-gst-media-types.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/libjuicer/rb-gst-media-types.c b/libjuicer/rb-gst-media-types.c
index 42a22f4..ef05b9e 100644
--- a/libjuicer/rb-gst-media-types.c
+++ b/libjuicer/rb-gst-media-types.c
@@ -176,6 +176,8 @@ rb_gst_media_type_matches_profile (GstEncodingProfile *profile, const char *medi
                        }
                }
        }
+       gst_caps_unref (caps);
+
        return matches;
 }