first commit

node_modules/fontfaceobserver/externs.js

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+/**
+ * @constructor
+ *
+ * @param {string} family
+ * @param {Object} descriptors
+ */
+var FontFaceObserver = function (family, descriptors) {};
+
+/**
+ * @param {string=} opt_text
+ * @param {number=} opt_timeout
+ *
+ * @return {Promise.<FontFaceObserver>}
+ */
+FontFaceObserver.prototype.load = function (opt_text, opt_timeout) {};