diff --git a/core/includes/theme.inc b/core/includes/theme.inc
index f98df80..4a70546 100644
--- a/core/includes/theme.inc
+++ b/core/includes/theme.inc
@@ -2431,11 +2431,6 @@ function template_preprocess_field(&$variables, $hook) {
     'field-type-' . $variables['field_type_css'],
     'field-label-' . $element['#label_display'],
   );
-  // Add a "clearfix" class to the wrapper since we float the label and the
-  // field items in field.module.css if the label is inline.
-  if ($element['#label_display'] == 'inline') {
-    $variables['attributes']['class'][] = 'clearfix';
-  }
 
   static $default_attributes;
   if (!isset($default_attributes)) {
diff --git a/core/modules/field/field.module b/core/modules/field/field.module
index 8524b79..66258cc 100644
--- a/core/modules/field/field.module
+++ b/core/modules/field/field.module
@@ -298,14 +298,6 @@ function _field_filter_xss_display_allowed_tags() {
 }
 
 /**
- * Implements hook_page_build().
- */
-function field_page_build(&$page) {
-  $path = drupal_get_path('module', 'field');
-  $page['#attached']['css'][$path . '/css/field.module.css'] = array('every_page' => TRUE);
-}
-
-/**
  * Implements hook_theme_suggestions_HOOK().
  */
 function field_theme_suggestions_field(array $variables) {