Approval.

id/measurement_type_set.php

@@ -19,4 +19,7 @@ $measurement_type_set = array (
   'height_image_size' => 'Image size (height)',
   'length_image_size' => 'Image size (length)',
   'width_image_size' => 'Image size (width)',
+  'length_frame' => 'Frame (length)',
+  'height_frame' => 'Frame (height)',
+  'width_frame' => 'Frame (width)',
 );