Merged revisions 89839 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r89839 | russell | 2007-11-27 17:16:00 -0600 (Tue, 27 Nov 2007) | 2 lines

Don't start/stop autoservice in pbx_extension_helper() unless a channel exists

........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89840 65c4cc65-6c06-0410-ace0-fbb531ad65f3