When IAX2 debug was changed from iax_showframe to iax_outputframe,
some instances were missed (or added afterward). This was causing
debug output to not be displayed when expected.
(closes issue ASTERISK-20338)
Reported-by: John Covert
Patch-by: John Covert
git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@372804 65c4cc65-6c06-0410-ace0-fbb531ad65f3