Issue #2306429 by KarlKedrovsky, a_thakur: Remove user_access().

core/modules/user/user.module

@@ -416,32 +416,6 @@ function _user_role_permissions_update($roles) {
   return $role_permissions;
 }
 
-/**
- * Determine whether the user has a given privilege.
- *
- * @param $string
- *   The permission, such as "administer nodes", being checked for.
- * @param \Drupal\Core\Session\AccountInterface $account
- *   (optional) The account to check, if not given use currently logged in user.
- *
- * @return bool
- *   Boolean TRUE if the current user has the requested permission.
- *
- * @deprecated in Drupal 8.x-dev, will be removed before Drupal 8.0.
- *   Use \Drupal\Core\Session\AccountInterface::hasPermission().
- */
-function user_access($string, AccountInterface $account = NULL) {
-  global $user;
-
-  if (!isset($account)) {
-    // In the installer request session is not set, so we have to fall back
-    // to the global $user. In all other cases the session key is preferred.
-    $account = \Drupal::currentUser() ?: $user;
-  }
-
-  return $account->hasPermission($string);
-}
-
 /**
  * Checks for usernames blocked by user administration.
  *

core/tests/Drupal/Tests/Core/Routing/RoutingFixtures.php

@@ -203,7 +203,7 @@ class RoutingFixtures {
           'default' => '',
         ),
         'access_callback' => array(
-          'description' => 'The callback which determines the access to this router path. Defaults to user_access.',
+          'description' => 'The callback which determines the access to this router path. Defaults to \Drupal\Core\Session\AccountInterface::hasPermission.',
           'type' => 'varchar',
           'length' => 255,
           'not null' => TRUE,