public static void deleteVMsOnThisEndpoint(VerificationHost host,boolean isMock,String parentComputeLink,List<String> instanceIdsToDelete) throws Throwable {
  deleteVMsOnThisEndpoint(host,null,isMock,parentComputeLink,instanceIdsToDelete,null);
}

public static void deleteVMsOnThisEndpoint ( VerificationHost host , boolean isMock , String parentComputeLink , List < String > instanceIdsToDelete ) throws Throwable { deleteVMsOnThisEndpoint ( host , null , isMock , parentComputeLink , instanceIdsToDelete , null ) ; }
a utility method that deletes the vms on the specified endpoint filtered by the instanceids that are passed in .
