Merge branch 'MAGETWO-48285' of github.corp.magento.com:magento-mpi/magento2ce into PR-MPI-S76

Author: Alexander Makeev

app/code/Magento/Vault/view/frontend/web/js/view/payment/vault.js

@@ -23,6 +23,12 @@ define(
                     type: index,
                     config: config.config,
                     component: config.component,
+                    /**
+                     * Custom payment method types comparator
+                     * @param {String} typeA
+                     * @param {String} typeB
+                     * @returns {boolean}
+                     */
                     typeComparatorCallback: function (typeA, typeB) {
                         return typeA.indexOf(typeB) === 0;
                     }