Removing unused parameters (#1465)

models/object_retention_mode.go

@@ -37,8 +37,12 @@ import (
 type ObjectRetentionMode string
 
 func NewObjectRetentionMode(value ObjectRetentionMode) *ObjectRetentionMode {
-	v := value
-	return &v
+	return &value
+}
+
+// Pointer returns a pointer to a freshly-allocated ObjectRetentionMode.
+func (m ObjectRetentionMode) Pointer() *ObjectRetentionMode {
+	return &m
 }
 
 const (