From 56dd62a0ab816ad34049e8401473c96e96d4e3ae Mon Sep 17 00:00:00 2001
From: eileen <emcnaughton@wikimedia.org>
Date: Wed, 7 Aug 2019 15:20:45 +1200
Subject: [PATCH] Reduce php4 support

---
 CRM/Contact/Import/Form/MapField.php | 4 ++--
 CRM/Import/Form/MapField.php         | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/CRM/Contact/Import/Form/MapField.php b/CRM/Contact/Import/Form/MapField.php
index bef2bec060..903f2278c0 100644
--- a/CRM/Contact/Import/Form/MapField.php
+++ b/CRM/Contact/Import/Form/MapField.php
@@ -66,7 +66,7 @@ class CRM_Contact_Import_Form_MapField extends CRM_Import_Form_MapField {
    *
    * @return string
    */
-  public function defaultFromColumnName($columnName, &$patterns) {
+  public function defaultFromColumnName($columnName, $patterns) {
 
     if (!preg_match('/^[a-z0-9 ]$/i', $columnName)) {
       if ($columnKey = array_search($columnName, $this->_mapperFields)) {
@@ -541,7 +541,7 @@ class CRM_Contact_Import_Form_MapField extends CRM_Import_Form_MapField {
    *
    * @return array
    */
-  public function formatCustomFieldName(&$fields) {
+  public function formatCustomFieldName($fields) {
     //CRM-2676, replacing the conflict for same custom field name from different custom group.
     $fieldIds = $formattedFieldNames = [];
     foreach ($fields as $key => $value) {
diff --git a/CRM/Import/Form/MapField.php b/CRM/Import/Form/MapField.php
index c6a82f7877..654f273268 100644
--- a/CRM/Import/Form/MapField.php
+++ b/CRM/Import/Form/MapField.php
@@ -121,7 +121,7 @@ abstract class CRM_Import_Form_MapField extends CRM_Core_Form {
    *
    * @return string
    */
-  public function defaultFromData(&$patterns, $index) {
+  public function defaultFromData($patterns, $index) {
     $best = '';
     $bestHits = 0;
     $n = count($this->_dataValues);
-- 
2.25.1