private void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
{
siteCollectionUrl = tbxSiteCollectionAddress.Text;
oldDomainName = tbxOldDomainName.Text;
newDomainName = tbxNewDomainName.Text;
ignorySidHistory = rbYes.Checked;
var migrationUtilityRequest = new DomainUsersMigrationRequest
{
EnforceSidHistory = ignorySidHistory,
SiteCollectionUrl = siteCollectionUrl,
OldDomainName = oldDomainName,
NewDomainName = newDomainName
};
utility = new DomainUsersMigrationUtility(migrationUtilityRequest);
utility.Start();
}