Docs: Improve the accuracy of the return description for `unregister_post_type()`, introduced in [36316].

See #14761. See #35986.

Built from https://develop.svn.wordpress.org/trunk@36944


git-svn-id: http://core.svn.wordpress.org/trunk@36912 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/post.php

@@ -1205,7 +1205,7 @@ function register_post_type( $post_type, $args = array() ) {
  * @global array      $wp_post_types          List of post types.
  *
  * @param string $post_type Post type to unregister.
- * @return bool|WP_Error True on success, WP_Error on failure.
+ * @return bool|WP_Error True on success, WP_Error on failure or if the post type doesn't exist.
  */
 function unregister_post_type( $post_type ) {
 	if ( ! post_type_exists( $post_type ) ) {

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-beta3-36943';
+$wp_version = '4.5-beta3-36944';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.