Get rid of useless instantiations

fedora_repository.module

@@ -149,8 +149,7 @@ function fedora_repository_ingest_form_submit(array $form, array &$form_state) {
   if ($form_state['storage']['xml']) {
     if (module_exists('islandora_content_model_forms')) {
       module_load_include('inc', 'islandora_content_model_forms', 'IngestObjectMetadataForm');
-      $xml_form = new IngestObjectMetadataForm();
-      $xml_form->submit($form, $form_state);
+      IngestObjectMetadataForm::submit($form, $form_state);
     }
   }
   elseif ($form_state['clicked_button']['#id'] == 'edit-submit') {
@@ -812,8 +811,7 @@ function fedora_repository_edit_qdc_form_validate($form, &$form_state) {
 function fedora_repository_edit_qdc_form_submit($form, &$form_state) {
   if ($form_state['storage']['xml']) {
     module_load_include('inc', 'islandora_content_model_forms', 'EditObjectMetadataForm');
-    $xml_form = new EditObjectMetadataForm($form_state);
-    $xml_form->submit($form, $form_state);
+    EditObjectMetadataForm::submit($form, $form_state);
   }
   else {
     module_load_include('inc', 'fedora_repository', 'ConnectionHelper');