Update BRIDGEPEER variable if set to the new channel name when a masquerade happens. (issue #9699 reported by dimas)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@69986 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channel.c

@@ -3596,6 +3596,12 @@ enum ast_bridge_result ast_channel_bridge(struct ast_channel *c0, struct ast_cha
 			break;
 		}
 
+		/* See if the BRIDGEPEER variable needs to be updated */
+		if (!ast_strlen_zero(pbx_builtin_getvar_helper(c0, "BRIDGEPEER")))
+			pbx_builtin_setvar_helper(c0, "BRIDGEPEER", c1->name);
+		if (!ast_strlen_zero(pbx_builtin_getvar_helper(c1, "BRIDGEPEER")))
+			pbx_builtin_setvar_helper(c1, "BRIDGEPEER", c0->name);
+
 		if (c0->tech->bridge &&
 		    (config->timelimit == 0) &&
 		    (c0->tech->bridge == c1->tech->bridge) &&