Doesn't that page indicate something else?

    /**
     * This allows errors to be skippped by typing a secret phrase into the page.
     * @param {string} e The key that was just pressed.
     */
    function handleKeypress(e) {
      // HTTPS errors are serious and should not be ignored. For testing purposes,
      // other approaches are both safer and have fewer side-effects.
      // See https://goo.gl/ZcZixP for more details.
      var BYPASS_SEQUENCE = window.atob('dGhpc2lzdW5zYWZl');
      if (BYPASS_SEQUENCE.charCodeAt(keyPressState) == e.keyCode) {
        keyPressState++;
        if (keyPressState == BYPASS_SEQUENCE.length) {
          sendCommand(SecurityInterstitialCommandId.CMD_PROCEED);
          keyPressState = 0;
        }
      } else {
        keyPressState = 0;
      }
    }

Additionally, you can remove stored HSTS states using Chrome's chrome://net-internals configuration page.