Merge even if last export made no change, because some config exports…

… may have already been committed

config_extra.drush.inc

@@ -209,22 +209,8 @@ function drush_config_extra_config_merge($alias = '', $config_label = 'sync') {
     return FALSE;
   }
 
-  // Check to see if the export changed any files.  If it did not, then
-  // skip the merge, and process only the config pulled in from the other site.
-  // TODO: This needs to be a diff against the base commit.  In 'git' mode,
-  // we probably want to just skip this test and always merge.  Maybe always do this?
-  $configuration_path = _drush_cme_get_configuration_path($merge_info);
-  $result = drush_shell_cd_and_exec($configuration_path, 'git status --porcelain .');
-  if (!$result) {
-    return drush_set_error('DRUSH_CONFIG_MERGE_FAILURE', dt("`git status` failed."));
-  }
-  $changed_configuration_files = drush_shell_exec_output();
-  if (empty($changed_configuration_files)) {
-    drush_log(dt("No configuration changes on !site; no merge necessary.", array('!site' => $merge_info['dev-site'])), 'ok');
-  }
-  else {
-    $result = _drush_cme_merge_local_and_remote_configurations($merge_info);
-  }
+  $result = _drush_cme_merge_local_and_remote_configurations($merge_info);
+
   if ($result === FALSE) {
     return FALSE;
   }