Docs: Add @access entries for WP_Upgrader_Skin::set_upgrader(), ::request_filesystem_credentials(), and ::decrement_update_count().

See #41383.

git-svn-id: https://develop.svn.wordpress.org/trunk@41108 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/class-wp-upgrader-skin.php

@@ -40,6 +40,8 @@ class WP_Upgrader_Skin {
 	}
 
 	/**
+	 * @access public
+	 *
 	 * @param WP_Upgrader $upgrader
 	 */
 	public function set_upgrader(&$upgrader) {
@@ -72,6 +74,7 @@ class WP_Upgrader_Skin {
 	 *
 	 * @since 2.8.0
 	 * @since 4.6.0 The `$context` parameter default changed from `false` to an empty string.
+	 * @access public
 	 *
 	 * @see request_filesystem_credentials()
 	 *
@@ -176,6 +179,7 @@ class WP_Upgrader_Skin {
 	 * Output JavaScript that calls function to decrement the update counts.
 	 *
 	 * @since 3.9.0
+	 * @access protected
 	 *
 	 * @param string $type Type of update count to decrement. Likely values include 'plugin',
 	 *                     'theme', 'translation', etc.