Tests that console nicely formats performance getters.
console-format-performance.js:16 PerformanceTiming {navigationStart: <number>, unloadEventStart: <number>, unloadEventEnd: <number>, redirectStart: <number>, redirectEnd: <number>, …}
console-format-performance.js:17 MemoryInfo {totalJSHeapSize: <number>, usedJSHeapSize: <number>, jsHeapSizeLimit: <number>}
console-format-performance.js:16 PerformanceTiming {navigationStart: <number>, unloadEventStart: <number>, unloadEventEnd: <number>, redirectStart: <number>, redirectEnd: <number>, …}
console-format-performance.js:17 MemoryInfo {totalJSHeapSize: <number>, usedJSHeapSize: <number>, jsHeapSizeLimit: <number>}