--- /dev/null
+<?php
+
+namespace Drupal\blazy_test;
+
+/**
+ * Provides an interface defining BlazyTest skins.
+ *
+ * The hook_hook_info() is deprecated, and no resolution by 1/16/16:
+ * #2233261: Deprecate hook_hook_info()
+ * Postponed till D9
+ */
+interface BlazySkinTestInterface {
+
+ /**
+ * Returns the dummy BlazyTest skins.
+ *
+ * @return array
+ * The array of the skins.
+ */
+ public function skins();
+
+}