/// <remarks/>
 public void expirePasswordAsync(ExpirePasswordRequestType expirePasswordRequest, object userState) {
     if ((this.expirePasswordOperationCompleted == null)) {
         this.expirePasswordOperationCompleted = new System.Threading.SendOrPostCallback(this.OnexpirePasswordOperationCompleted);
     }
     this.InvokeAsync("expirePassword", new object[] {
                 expirePasswordRequest}, this.expirePasswordOperationCompleted, userState);
 }
 /// <remarks/>
 public void expirePasswordAsync(ExpirePasswordRequestType expirePasswordRequest) {
     this.expirePasswordAsync(expirePasswordRequest, null);
 }