remove useless code skipping data at end of hdlr atom, already done in mov_read_default

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21022 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavformat/mov.c

@@ -383,10 +383,6 @@ static int mov_read_hdlr(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
     get_be32(pb); /* component flags */
     get_be32(pb); /* component flags mask */
 
-    if(atom.size <= 24)
-        return 0; /* nothing left to read */
-
-    url_fskip(pb, atom.size - (url_ftell(pb) - atom.offset));
     return 0;
 }