only in patch2:
unchanged:
--- a/core/modules/node/src/Tests/NodeBodyFieldStorageTest.php
+++ b/core/modules/node/src/Tests/NodeBodyFieldStorageTest.php
@@ -52,7 +52,8 @@ public function testFieldOverrides() {
     $field->delete();
     $field_storage = FieldStorageConfig::loadByName('node', 'body');
     $this->assertTrue(count($field_storage->getBundles()) == 0, 'Node body field storage exists after deleting the only instance of a field.');
-    \Drupal::moduleHandler()->uninstall(array('node'));
+    $module_handler = $this->container->get('module_installer');
+    $module_handler->uninstall(array('node'));
     $field_storage = FieldStorageConfig::loadByName('node', 'body');
     $this->assertFalse($field_storage, 'Node body field storage does not exist after uninstalling the Node module.');
   }