Docs: Add a missing file header to wp-includes/class-wp-metadata-lazyloader.php, introduced in [36566].

See #35816. See #35986.


git-svn-id: https://develop.svn.wordpress.org/trunk@36897 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/class-wp-metadata-lazyloader.php

@@ -1,7 +1,14 @@
 <?php
+/**
+ * Lazy-loader for WordPress object metadata
+ *
+ * @package WordPress
+ * @subpackage Meta
+ * @since 4.5.0
+ */
 
 /**
- * Lazyloader for object metadata.
+ * Core class used for lazy-loading object metadata.
  *
  * When loading many objects of a given type, such as posts in a WP_Query loop, it often makes
  * sense to prime various metadata caches at the beginning of the loop. This means fetching all