Properly chain up finalize functions to the parent class.

Original commit message from CVS:
* gst/gstbuffer.c: (gst_buffer_class_init), (gst_buffer_finalize):
* gst/gstevent.c: (gst_event_class_init), (gst_event_finalize):
* gst/gstmessage.c: (gst_message_class_init),
(gst_message_finalize):
* gst/gstquery.c: (gst_query_class_init), (gst_query_finalize):
* plugins/elements/gstfilesrc.c: (gst_mmap_buffer_class_init),
(gst_mmap_buffer_finalize):
Properly chain up finalize functions to the parent class.

ChangeLog

@@ -1,3 +1,14 @@
+2008-02-12  Sebastian Dröge  <slomo@circular-chaos.org>
+
+	* gst/gstbuffer.c: (gst_buffer_class_init), (gst_buffer_finalize):
+	* gst/gstevent.c: (gst_event_class_init), (gst_event_finalize):
+	* gst/gstmessage.c: (gst_message_class_init),
+	(gst_message_finalize):
+	* gst/gstquery.c: (gst_query_class_init), (gst_query_finalize):
+	* plugins/elements/gstfilesrc.c: (gst_mmap_buffer_class_init),
+	(gst_mmap_buffer_finalize):
+	Properly chain up finalize functions to the parent class.
+
 2008-02-11  Wim Taymans  <wim.taymans@collabora.co.uk>
 
 	Patch by: Siavash Safi <siavash dot safi at gmail dot com>

gst/gstbuffer.c

@@ -129,6 +129,8 @@ static GType gst_subbuffer_get_type (void);
 static GType _gst_subbuffer_type = 0;
 static GType _gst_buffer_type = 0;
 
+static GstMiniObjectClass *parent_class = NULL;
+
 void
 _gst_buffer_initialize (void)
 {
@@ -167,6 +169,8 @@ gst_buffer_class_init (gpointer g_class, gpointer class_data)
 {
   GstBufferClass *buffer_class = GST_BUFFER_CLASS (g_class);
 
+  parent_class = g_type_class_peek_parent (g_class);
+
   buffer_class->mini_object_class.copy =
       (GstMiniObjectCopyFunction) _gst_buffer_copy;
   buffer_class->mini_object_class.finalize =
@@ -185,6 +189,8 @@ gst_buffer_finalize (GstBuffer * buffer)
   g_free (buffer->malloc_data);
 
   gst_caps_replace (&GST_BUFFER_CAPS (buffer), NULL);
+
+  GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (buffer));
 }
 
 /**

gst/gstevent.c

@@ -89,6 +89,8 @@ static void gst_event_class_init (gpointer g_class, gpointer class_data);
 static void gst_event_finalize (GstEvent * event);
 static GstEvent *_gst_event_copy (GstEvent * event);
 
+static GstMiniObjectClass *parent_class = NULL;
+
 void
 _gst_event_initialize (void)
 {
@@ -219,6 +221,8 @@ gst_event_class_init (gpointer g_class, gpointer class_data)
 {
   GstEventClass *event_class = GST_EVENT_CLASS (g_class);
 
+  parent_class = g_type_class_peek_parent (g_class);
+
   event_class->mini_object_class.copy =
       (GstMiniObjectCopyFunction) _gst_event_copy;
   event_class->mini_object_class.finalize =
@@ -252,6 +256,8 @@ gst_event_finalize (GstEvent * event)
     gst_structure_set_parent_refcount (event->structure, NULL);
     gst_structure_free (event->structure);
   }
+
+  GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (event));
 }
 
 static GstEvent *

gst/gstmessage.c

@@ -64,6 +64,8 @@ static void gst_message_class_init (gpointer g_class, gpointer class_data);
 static void gst_message_finalize (GstMessage * message);
 static GstMessage *_gst_message_copy (GstMessage * message);
 
+static GstMiniObjectClass *parent_class = NULL;
+
 void
 _gst_message_initialize (void)
 {
@@ -185,6 +187,8 @@ gst_message_class_init (gpointer g_class, gpointer class_data)
 {
   GstMessageClass *message_class = GST_MESSAGE_CLASS (g_class);
 
+  parent_class = g_type_class_peek_parent (g_class);
+
   message_class->mini_object_class.copy =
       (GstMiniObjectCopyFunction) _gst_message_copy;
   message_class->mini_object_class.finalize =
@@ -222,6 +226,8 @@ gst_message_finalize (GstMessage * message)
     gst_structure_set_parent_refcount (message->structure, NULL);
     gst_structure_free (message->structure);
   }
+
+  GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (message));
 }
 
 static GstMessage *

gst/gstquery.c

@@ -79,6 +79,8 @@ static GHashTable *_nick_to_query = NULL;
 static GHashTable *_query_type_to_nick = NULL;
 static guint32 _n_values = 1;   /* we start from 1 because 0 reserved for NONE */
 
+static GstMiniObjectClass *parent_class = NULL;
+
 static GstQueryTypeDefinition standard_definitions[] = {
   {GST_QUERY_POSITION, "position", "Current position", 0},
   {GST_QUERY_DURATION, "duration", "Total duration", 0},
@@ -188,6 +190,8 @@ gst_query_class_init (gpointer g_class, gpointer class_data)
 {
   GstQueryClass *query_class = GST_QUERY_CLASS (g_class);
 
+  parent_class = g_type_class_peek_parent (g_class);
+
   query_class->mini_object_class.copy =
       (GstMiniObjectCopyFunction) _gst_query_copy;
   query_class->mini_object_class.finalize =
@@ -204,6 +208,8 @@ gst_query_finalize (GstQuery * query)
     gst_structure_set_parent_refcount (query->structure, NULL);
     gst_structure_free (query->structure);
   }
+
+  GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (query));
 }
 
 static GstQuery *

plugins/elements/gstfilesrc.c

@@ -442,6 +442,7 @@ struct _GstMmapBufferClass
 static void gst_mmap_buffer_init (GTypeInstance * instance, gpointer g_class);
 static void gst_mmap_buffer_class_init (gpointer g_class, gpointer class_data);
 static void gst_mmap_buffer_finalize (GstMmapBuffer * mmap_buffer);
+static GstBufferClass *mmap_buffer_parent_class = NULL;
 
 static GType
 gst_mmap_buffer_get_type (void)
@@ -473,6 +474,8 @@ gst_mmap_buffer_class_init (gpointer g_class, gpointer class_data)
 {
   GstMiniObjectClass *mini_object_class = GST_MINI_OBJECT_CLASS (g_class);
 
+  mmap_buffer_parent_class = g_type_class_peek_parent (g_class);
+
   mini_object_class->finalize =
       (GstMiniObjectFinalizeFunction) gst_mmap_buffer_finalize;
 }
@@ -521,6 +524,9 @@ gst_mmap_buffer_finalize (GstMmapBuffer * mmap_buffer)
    * guint64 as hex */
   GST_LOG ("unmapped region %08lx+%08lx at %p",
       (gulong) offset, (gulong) size, data);
+
+  GST_MINI_OBJECT_CLASS (mmap_buffer_parent_class)->
+      finalize (GST_MINI_OBJECT (mmap_buffer));
 }
 
 static GstBuffer *