code cleanup

app/src/main/java/net/pokeranalytics/android/model/filter/Filterable.kt

@@ -52,9 +52,8 @@ class FilterHelper {
 	companion object {
 
 		inline fun <reified T : Filterable> fieldNameForQueryType(queryType: QueryType): String? {
-			val clazz = T::class.java
 
-			return when (clazz) {
+			return when (T::class.java) {
 				Session::class.java -> Session.fieldNameForQueryType(queryType)
 				ComputableResult::class.java -> ComputableResult.fieldNameForQueryType(queryType)
 				SessionSet::class.java -> SessionSet.fieldNameForQueryType(queryType)
@@ -62,6 +61,7 @@ class FilterHelper {
 					throw UnmanagedFilterField("Filterable type fields are not defined for class ${T::class}")
 				}
 			}
+
 		}
 
 	}