Issue #2061927 by joelpittet, InternetDevels, m1r1k: Remove references to...

Issue #2061927 by joelpittet, InternetDevels, m1r1k: Remove references to global  in History module.

core/modules/history/history.module

@@ -100,10 +100,9 @@ function history_read_multiple($nids) {
  *   current user.
  */
 function history_write($nid, $account = NULL) {
-  global $user;
 
   if (!isset($account)) {
-    $account = $user;
+    $account = \Drupal::currentUser();
   }
 
   if ($account->isAuthenticated()) {

core/modules/history/lib/Drupal/history/Plugin/views/field/HistoryUserTimestamp.php

@@ -38,8 +38,7 @@ public function usesGroupBy() {
   public function init(ViewExecutable $view, DisplayPluginBase $display, array &$options = NULL) {
     parent::init($view, $display, $options);
 
-    global $user;
-    if ($user->isAuthenticated()) {
+    if (\Drupal::currentUser()->isAuthenticated()) {
       $this->additional_fields['created'] = array('table' => 'node_field_data', 'field' => 'created');
       $this->additional_fields['changed'] = array('table' => 'node_field_data', 'field' => 'changed');
       if (module_exists('comment') && !empty($this->options['comments'])) {
@@ -69,8 +68,7 @@ public function buildOptionsForm(&$form, &$form_state) {
 
   public function query() {
     // Only add ourselves to the query if logged in.
-    global $user;
-    if ($user->isAnonymous()) {
+    if (\Drupal::currentUser()->isAnonymous()) {
       return;
     }
     parent::query();
@@ -84,8 +82,7 @@ public function render(ResultRow $values) {
     // This code shadows node_mark, but it reads from the db directly and
     // we already have that info.
     $mark = MARK_READ;
-    global $user;
-    if ($user->isAuthenticated()) {
+    if (\Drupal::currentUser()->isAuthenticated()) {
       $last_read = $this->getValue($values);
       $changed = $this->getValue($values, 'changed');
 

core/modules/history/lib/Drupal/history/Plugin/views/filter/HistoryUserTimestamp.php

@@ -60,9 +60,8 @@ protected function valueForm(&$form, &$form_state) {
   }
 
   public function query() {
-    global $user;
     // This can only work if we're authenticated in.
-    if (!$user->isAuthenticated()) {
+    if (!\Drupal::currentUser()->isAuthenticated()) {
       return;
     }