1 files changed, 14 insertions, 0 deletions
diff --git a/includes/deferred/DeferrableUpdate.php b/includes/deferred/DeferrableUpdate.php
new file mode 100644
index 000000000000..5f4d821060f0
--- /dev/null
+++ b/includes/deferred/DeferrableUpdate.php
@@ -0,0 +1,14 @@
+<?php
+
+/**
+ * Interface that deferrable updates should implement. Basically required so we
+ * can validate input on DeferredUpdates::addUpdate()
+ *
+ * @since 1.19
+ */
+interface DeferrableUpdate {
+	/**
+	 * Perform the actual work
+	 */
+	function doUpdate();
+}