[vala] gstreamer: Update to 1.7.2+

[Rico Tzschichholz <ricotz src gnome org>]

commit 094fd48e661317404c74bfb416329862982cd71e
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Feb 25 10:12:43 2016 +0100

    gstreamer: Update to 1.7.2+

 vapi/gstreamer-1.0.vapi         |    3 +++
 vapi/gstreamer-pbutils-1.0.vapi |   25 +++++++++++++------------
 2 files changed, 16 insertions(+), 12 deletions(-)
---
diff --git a/vapi/gstreamer-1.0.vapi b/vapi/gstreamer-1.0.vapi
index 1fa2bf1..8a9b438 100644
--- a/vapi/gstreamer-1.0.vapi
+++ b/vapi/gstreamer-1.0.vapi
@@ -195,6 +195,9 @@ namespace Gst {
                public const string COMPOSER;
                [CCode (cheader_filename = "gst/gst.h", cname = "GST_TAG_COMPOSER_SORTNAME")]
                public const string COMPOSER_SORTNAME;
+               [CCode (cheader_filename = "gst/gst.h", cname = "GST_TAG_CONDUCTOR")]
+               [Version (since = "1.8")]
+               public const string CONDUCTOR;
                [CCode (cheader_filename = "gst/gst.h", cname = "GST_TAG_CONTACT")]
                public const string CONTACT;
                [CCode (cheader_filename = "gst/gst.h", cname = "GST_TAG_CONTAINER_FORMAT")]
diff --git a/vapi/gstreamer-pbutils-1.0.vapi b/vapi/gstreamer-pbutils-1.0.vapi
index 19bb6aa..ebaf483 100644
--- a/vapi/gstreamer-pbutils-1.0.vapi
+++ b/vapi/gstreamer-pbutils-1.0.vapi
@@ -35,11 +35,20 @@ namespace Gst {
                                public static unowned string get_profile (uint8 vis_obj_seq, uint len);
                        }
                }
-               [CCode (cheader_filename = "gst/pbutils/pbutils.h", lower_case_cprefix = 
"gst_audio_visualizer_", lower_case_csuffix = "audio_visualizer", type_id = "gst_audio_visualizer_get_type 
()")]
-               [GIR (name = "AudioVisualizer-BaseExtLibvisual")]
-               public abstract class AudioVisualizer-BaseExtLibvisual : Gst.Element {
+               [CCode (cheader_filename = "gst/pbutils/pbutils.h", cname = "GstAudioVisualizer", 
lower_case_cprefix = "gst_audio_visualizer_", type_id = "gst_audio_visualizer_get_type ()")]
+               [GIR (name = "AudioVisualizer")]
+               public abstract class AudioVisualizer : Gst.Element {
+                       public weak Gst.Audio.Info ainfo;
+                       public uint req_spf;
+                       public weak Gst.Video.Info vinfo;
                        [CCode (has_construct_function = false)]
-                       protected AudioVisualizer-BaseExtLibvisual ();
+                       protected AudioVisualizer ();
+                       [NoWrapper]
+                       public virtual bool decide_allocation (Gst.Query query);
+                       [NoWrapper]
+                       public virtual bool render (Gst.Buffer audio, Gst.Video.Frame video);
+                       [NoWrapper]
+                       public virtual bool setup ();
                        [NoAccessorMethod]
                        public uint shade_amount { get; set; }
                }
@@ -235,14 +244,6 @@ namespace Gst {
                        public void set_startup_notification_id (string startup_id);
                        public void set_xid (uint xid);
                }
-               [CCode (cheader_filename = "gst/pbutils/pbutils.h", cname = "GstAudioVisualizer", has_type_id 
= false)]
-               [GIR (name = "AudioVisualizer")]
-               public struct AudioVisualizer {
-                       public weak Gst.Element parent;
-                       public uint req_spf;
-                       public weak Gst.Video.Info vinfo;
-                       public weak Gst.Audio.Info ainfo;
-               }
                [CCode (cheader_filename = "gst/pbutils/pbutils.h", cname = "GstAudioVisualizerShader", 
cprefix = "GST_AUDIO_VISUALIZER_SHADER_", type_id = "gst_audio_visualizer_shader_get_type ()")]
                [GIR (name = "AudioVisualizerShader")]
                public enum AudioVisualizerShader {