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function logTimes(message) {
  if (window.performance) {
    performance.mark(message); // this one is for WebPageTest
    console.timeStamp(message); // this is for the Performance tab in Chrome DevTools
    console.info(message, performance.now()); // this is for the console, duh

    // this here is for Google Analytics
    ga('send', {
      hitType: 'timing',
      timingCategory: 'Performance',
      timingVar: message,
      timingValue: Math.round(performance.now())
    });
  }
}

// use it like so
bindAllMyEventsOrWhateverGetsThePageReady();

logTimes('The page is really ready');