Ignore DTMF begin frames in the waitstream core so that we don't get duplicate...

Ignore DTMF begin frames in the waitstream core so that we don't get duplicate digits in our extension match


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@41611 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/file.c

@@ -1029,7 +1029,6 @@ static int waitstream_core(struct ast_channel *c, const char *breakon,
 			if (!fr)
 				return -1;
 			switch(fr->frametype) {
-			case AST_FRAME_DTMF_BEGIN:
 			case AST_FRAME_DTMF_END:
 				if (context) {
 					const char exten[2] = { fr->subclass, '\0' };