Make RTPFirstDynamicPayloadHandler static to rtpdec.c

Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 119cc033)

libavformat/rtpdec.c

@@ -51,7 +51,7 @@ static RTPDynamicProtocolHandler ff_realmedia_mp3_dynamic_handler = {
 };
 
 /* statistics functions */
-RTPDynamicProtocolHandler *RTPFirstDynamicPayloadHandler= NULL;
+static RTPDynamicProtocolHandler *RTPFirstDynamicPayloadHandler= NULL;
 
 void ff_register_dynamic_payload_handler(RTPDynamicProtocolHandler *handler)
 {

libavformat/rtpdec.h

@@ -189,7 +189,6 @@ struct RTPDemuxContext {
     int max_frames_per_packet;
 };
 
-extern RTPDynamicProtocolHandler *RTPFirstDynamicPayloadHandler;
 void ff_register_dynamic_payload_handler(RTPDynamicProtocolHandler *handler);
 RTPDynamicProtocolHandler *ff_rtp_handler_find_by_name(const char *name,
                                                   enum AVMediaType codec_type);