Issue #2425761 by zealfire: DisplayPluginInterface needs separate dockblock

core/modules/views/src/Plugin/views/display/DisplayPluginInterface.php

@@ -31,6 +31,10 @@
  * @see plugin_api
  * @see views_display_extender_plugins
  */
+
+/**
+ * Provides an interface for Views display plugins.
+ */
 interface DisplayPluginInterface {
 
   public function initDisplay(ViewExecutable $view, array &$display, array &$options = NULL);