MDL-26105 blocks: readded the my moodle page's page type list generator function

lib/blocklib.php

@@ -1654,6 +1654,18 @@ function plugin_pagetypelist($pagetype, $parentcontext = null, $currentcontext =
     return $patterns;
 }
 
+/**
+ * Generates the page type list for the my moodle page
+ *
+ * @param string $pagetype
+ * @param stdClass $parentcontext
+ * @param stdClass $currentcontext
+ * @return array
+ */
+function my_pagetypelist($pagetype, $parentcontext = null, $currentcontext = null) {
+    return array('my-index' => 'my-index');
+}
+
 /**
  * Generates the page type list for a module by either locating and using the modules callback
  * or by generating a default list.