Issue #1912606 by jastraat, gollyg, Cottser, joelpittet: Remove...

Issue #1912606 by jastraat, gollyg, Cottser, joelpittet: Remove theme_views_view_grouping() function.

core/modules/views/views.module

@@ -112,8 +112,8 @@ function views_theme($existing, $type, $theme, $path) {
     'variables' => array('view' => NULL, 'field' => NULL, 'row' => NULL),
   );
   $hooks['views_view_grouping'] = $base + array(
-    'pattern' => 'views_view_grouping__',
     'variables' => array('view' => NULL, 'grouping' => NULL, 'grouping_level' => NULL, 'rows' => NULL, 'title' => NULL),
+    'template' => 'views-view-grouping',
   );
 
   $plugins = views_get_plugin_definitions();

core/modules/views/views.theme.inc

@@ -295,22 +295,6 @@ function template_preprocess_views_view_fields(&$vars) {
 
 }
 
-/**
- * Display a single views grouping.
- */
-function theme_views_view_grouping($vars) {
-  $view = $vars['view'];
-  $title = $vars['title'];
-  $content = $vars['content'];
-
-  $output = '<div class="view-grouping">';
-  $output .= '<div class="view-grouping-header">' . $title . '</div>';
-  $output .= '<div class="view-grouping-content">' . $content . '</div>' ;
-  $output .= '</div>';
-
-  return $output;
-}
-
 /**
  * Process a single grouping within a view.
  */