Property sync is not dispayed

http://www.sharepoint2013.me/Blog/Post/88/Managed-property-added-to-search-display-template-is-not-appearing-in-sharepoint-2013

$ssa = Get-SPEnterpriseSearchServiceApplication  

$tenantOwner = Get-SPEnterpriseSearchOwner -Level SPWeb -SPWeb "https://dev.contoso.com/search/"
 
Get-SPEnterpriseSearchResultItemType -Owner $tenantOwner -SearchApplication $ssa
 
$ResultType = Get-SPEnterpriseSearchResultItemType -SearchApplication $ssa -Owner $tenantOwner | where-object { $_.Name -eq "ContosoResultType" }
 
$ssa.UpdateResultItemType($ResultType)