Clear out linkdelays table on error/swapout.

tbsetup/tbswapin.in

@@ -95,6 +95,7 @@ sub cleanup {
     DBQueryWarn("DELETE from tunnels where pid='$pid' and eid='$eid'");
     DBQueryWarn("DELETE from v2pmap where pid='$pid' and eid='$eid'");
     DBQueryWarn("DELETE from ipport_ranges where pid='$pid' and eid='$eid'");
+    DBQueryWarn("DELETE from linkdelays where pid='$pid' and eid='$eid'");
     SetExpState($pid, $eid, EXPTSTATE_SWAPPED);
 }
 

tbsetup/tbswapout.in

@@ -2,7 +2,7 @@
 
 #
 # EMULAB-COPYRIGHT
-# Copyright (c) 2000-2002 University of Utah and the Flux Group.
+# Copyright (c) 2000-2003 University of Utah and the Flux Group.
 # All rights reserved.
 #
 
@@ -175,6 +175,8 @@ DBQueryWarn("DELETE from v2pmap where pid='$pid' and eid='$eid'")
     or $errors++;
 DBQueryWarn("DELETE from ipport_ranges where pid='$pid' and eid='$eid'")
     or $errors++;
+DBQueryWarn("DELETE from linkdelays where pid='$pid' and eid='$eid'")
+    or $errors++;
 
 # Accounting info.
 TBSetExpSwapTime($pid, $eid);