Merged revisions 162265 via svnmerge from

Merged revisions 162265 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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r162265 | mmichelson | 2008-12-09 14:28:44 -0600 (Tue, 09 Dec 2008) | 6 lines

If we fail to start a thread for the pbx to run in, we need to
be sure to decrease the number of active calls on the system.

This fix may relate to ABE-1713, but it is not certain yet.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@162266 65c4cc65-6c06-0410-ace0-fbb531ad65f3