We probably don't need to call this twice

Refs f8d9667f0e

modules/backend/formwidgets/RecordFinder.php

@@ -123,10 +123,6 @@ class RecordFinder extends FormWidgetBase
             'recordsPerPage',
         ]);
 
-        if ($this->formField->disabled) {
-            $this->previewMode = true;
-        }
-
         if (post('recordfinder_flag')) {
             $this->listWidget = $this->makeListWidget();
             $this->listWidget->bindToController();
@@ -179,7 +175,7 @@ class RecordFinder extends FormWidgetBase
     public function prepareVars()
     {
         $this->relationModel = $this->getLoadValue();
-        
+
         if ($this->formField->disabled) {
             $this->previewMode = true;
         }