Merged revisions 170648 via svnmerge from

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

........
  r170648 | file | 2009-01-23 16:16:39 -0400 (Fri, 23 Jan 2009) | 4 lines
  
  When a channel is answered make sure any indications currently playing stop. Usually the phone would do this but if the channel was already answered then they are being generated by Asterisk and we darn well need to stop them.
  (closes issue #14249)
  Reported by: RadicAlish
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@170652 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/channel.c

@@ -1759,6 +1759,7 @@ int __ast_answer(struct ast_channel *chan, unsigned int delay)
 		break;
 	}
 
+	ast_indicate(chan, -1);
 	chan->visible_indication = 0;
 
 	return res;