buffer: remove wrong comment

Refcount and writability are not related for memory objects.

diff --git a/gst/gstbuffer.c b/gst/gstbuffer.c
index ef29355..868012f 100644 (file)
--- a/gst/gstbuffer.c
+++ b/gst/gstbuffer.c
@@ -898,10 +898,6 @@ _get_mapped (GstBuffer * buffer, guint idx, GstMapInfo * info,
  * the memory block in @buffer is removed, replaced or merged, typically with
  * any call that modifies the memory in @buffer.
  *
- * Since this call does not influence the refcount of the memory,
- * gst_memory_is_writable() can be used to check if @buffer is the sole owner
- * of the returned memory.
- *
  * Returns: (transfer none): the #GstMemory at @idx.
  */
 GstMemory *