JobRunner: rewrite GraphQL job

Service.JobRunner/Jobs/ADJob.vb

@@ -9,7 +9,6 @@ Public Class ADJob
     Public Function Execute(context As IJobExecutionContext) As Task Implements Quartz.IJob.Execute
         Dim oJobData = context.MergedJobDataMap
         Dim oLogConfig As LogConfig = oJobData.Item("LogConfig")
-        Dim oFirebird As Firebird = oJobData.Item("Firebird")
         Dim oArgs As Dictionary(Of String, String) = oJobData.Item("Args")
         Dim oADJobArgs = New ADSyncArgs()
 
@@ -25,16 +24,14 @@ Public Class ADJob
             oADJobArgs.GroupFilter = oArgs.Item("GroupFilter")
         End If
 
-        If oArgs.ContainsKey("DisableFirebird") AndAlso oArgs.Item("DisableFirebird") = "True" Then
-            oFirebird = Nothing
-        End If
+        Dim oFirebird = Nothing
 
         Dim oMSSQL As MSSQLServer = oJobData.Item("MSSQL")
         If oArgs.ContainsKey("DisableMSSQL") AndAlso oArgs.Item("DisableMSSQL") = "True" Then
             oMSSQL = Nothing
         End If
 
-        Dim oADSyncJob As New ADSyncJob(oLogConfig, oFirebird, oMSSQL)
+        Dim oADSyncJob As New ADSyncJob(oLogConfig, oMSSQL)
         oADSyncJob.Start(oADJobArgs)
 
         Return Task.FromResult(True)