Fix the CDR CLI command 'cdr show active {channel}'

When the switch from channel names to channel unique IDs happened, the poor
CLI command got left in the dust. This fixes the command so that users can
once again see how Asterisk is messing up your billing information.
........

Merged revisions 400286 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@400287 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/cdr.c

@@ -3638,7 +3638,7 @@ static void cli_show_channel(struct ast_cli_args *a)
 #define TITLE_STRING "%-10.10s %-20.20s %-25.25s %-15.15s %-15.15s %-8.8s %-8.8s %-8.8s %-8.8s %-8.8s\n"
 #define FORMAT_STRING "%-10.10s %-20.20s %-25.25s %-15.15s %-15.15s %-8.8s %-8.8s %-8.8s %-8.8ld %-8.8ld\n"
 
-	cdr = ao2_find(active_cdrs_by_channel, channel_name, OBJ_KEY);
+	cdr = cdr_object_get_by_name(channel_name);
 	if (!cdr) {
 		ast_cli(a->fd, "Unknown channel: %s\n", channel_name);
 		return;