Issue #2002970 by bdone: Rename Views method get_pager_id() to getPagerId().

core/modules/views/lib/Drupal/views/Plugin/views/pager/PagerPluginBase.php

@@ -133,7 +133,7 @@ function get_total_items() {
   /**
    * Get the pager id, if it exists
    */
-  function get_pager_id() {
+  public function getPagerId() {
     return isset($this->options['id']) ? $this->options['id'] : 0;
   }
 

core/modules/views/views.theme.inc

@@ -151,7 +151,7 @@ function template_preprocess_views_view(&$vars) {
             'view_dom_id' => $vars['dom_id'],
             // To fit multiple views on a page, the programmer may have
             // overridden the display's pager_element.
-            'pager_element' => isset($view->pager) ? $view->pager->get_pager_id() : 0,
+            'pager_element' => isset($view->pager) ? $view->pager->getPagerId() : 0,
           ),
         ),
       ),