From 11baee16109dd5dee2d671fb527a075391d9aade Mon Sep 17 00:00:00 2001
From: Chamil Wijesooriya <chamil@millertech.co.uk>
Date: Fri, 10 Aug 2018 09:50:14 +0100
Subject: [PATCH] Fixed warning errors

---
 CRM/Core/I18n/SchemaStructure_5_4_alpha1.php | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/CRM/Core/I18n/SchemaStructure_5_4_alpha1.php b/CRM/Core/I18n/SchemaStructure_5_4_alpha1.php
index 0d7a67ddee..5c881410a5 100644
--- a/CRM/Core/I18n/SchemaStructure_5_4_alpha1.php
+++ b/CRM/Core/I18n/SchemaStructure_5_4_alpha1.php
@@ -23,7 +23,7 @@
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
-*/
+ */
 
 /**
  *
@@ -41,8 +41,8 @@ class CRM_Core_I18n_SchemaStructure_5_4_alpha1 {
    * @return array
    *   A table-indexed array of translatable columns.
    */
-  public static function &columns() {
-    static $result = null;
+  public static function columns() {
+    static $result = NULL;
     if (!$result) {
       $result = [
         'civicrm_location_type' => [
@@ -210,8 +210,8 @@ class CRM_Core_I18n_SchemaStructure_5_4_alpha1 {
    * @return array
    *   Indices for translatable fields.
    */
-  public static function &indices() {
-    static $result = null;
+  public static function indices() {
+    static $result = NULL;
     if (!$result) {
       $result = [
         'civicrm_custom_group' => [
@@ -254,8 +254,8 @@ class CRM_Core_I18n_SchemaStructure_5_4_alpha1 {
    * @return array
    *   Array of names of tables with fields that can be translated.
    */
-  static function &tables() {
-    static $result = null;
+  public static function tables() {
+    static $result = NULL;
     if (!$result) {
       $result = array_keys(self::columns());
     }
@@ -268,8 +268,8 @@ class CRM_Core_I18n_SchemaStructure_5_4_alpha1 {
    * @return array
    *   Array of the widgets for editing translatable fields.
    */
-  static function &widgets() {
-    static $result = null;
+  public static function widgets() {
+    static $result = NULL;
     if (!$result) {
       $result = [
         'civicrm_location_type' => [
-- 
2.25.1