Remove support for chai's assert.isEmpty and assert.isNotEmpty. They are not available in chai 3.5 and should not have been added.
@@ -251,20 +251,6 @@ var assert = {};
*/
assert.fail = function(actual, expected, opt_message, opt_operator) {};
-
-/**
- * @param {Object|Array|string|Map|Set} object
- * @param {string=} opt_message
- */
-assert.isEmpty = function(object, opt_message) {};
-
-/**
- * @param {Object|Array|string|Map|Set} object
- * @param {string=} opt_message
- */
-assert.isNotEmpty = function(object, opt_message) {};
-
-
/**
* @param {*} object
* @param {string=} opt_message
