
Polymer 2 will run computed methods with `undefined` value and `JSON.parse` will throw error for that. Change-Id: Ie9282269e912ec571b7f2b6f04d8914f4df34100
Polymer 2 will run computed methods with `undefined` value and `JSON.parse` will throw error for that. Change-Id: Ie9282269e912ec571b7f2b6f04d8914f4df34100