Merged revisions 46554 via svnmerge from

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

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r46554 | russell | 2006-10-31 00:55:07 -0500 (Tue, 31 Oct 2006) | 5 lines

Add a small tweak to the code that checks to see whether destination formats
are translatable based on the source format.  If we have already determined
that there is no translation path in one direction, don't bother checking the
other direction.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@46556 65c4cc65-6c06-0410-ace0-fbb531ad65f3