Version 15.4.1

As starting Chrome 55, there is a new event `auxclick` to handle middle click, and `click` doesn't trigger by middle click anymore
https://developers.google.com/web/updates/2016/10/auxclick
);
export const TOP_POINTER_UP = unsafeCastStringToDOMTopLevelType('pointerup');
export const TOP_PROGRESS = unsafeCastStringToDOMTopLevelType('progress');
export const TOP_RATE_CHANGE = unsafeCastStringToDOMTopLevelType('ratechange');
export const TOP_RESET = unsafeCastStringToDOMTopLevelType('reset');
export const TOP_SCROLL = unsafeCastStringToDOMTopLevelType('scroll');
export const TOP_SEEKED = unsafeCastStringToDOMTopLevelType('seeked');
export const TOP_SEEKING = unsafeCastStringToDOMTopLevelType('seeking');
export const TOP_SELECTION_CHANGE = unsafeCastStringToDOMTopLevelType(
  'selectionchange',
);
export const TOP_STALLED = unsafeCastStringToDOMTopLevelType('stalled');
export const TOP_SUBMIT = unsafeCastStringToDOMTopLevelType('submit');
export const TOP_SUSPEND = unsafeCastStringToDOMTopLevelType('suspend');
export const TOP_TEXT_INPUT = unsafeCastStringToDOMTopLevelType('textInput');
export const TOP_TIME_UPDATE = unsafeCastStringToDOMTopLevelType('timeupdate');
export const TOP_TOGGLE = unsafeCastStringToDOMTopLevelType('toggle');
export const TOP_TOUCH_CANCEL = unsafeCastStringToDOMTopLevelType(
  'touchcancel',
);
export const TOP_TOUCH_END = unsafeCastStringToDOMTopLevelType('touchend');
export const TOP_TOUCH_MOVE = unsafeCastStringToDOMTopLevelType('touchmove');
export const TOP_TOUCH_START = unsafeCastStringToDOMTopLevelType('touchstart');
export const TOP_TRANSITION_END = unsafeCastStringToDOMTopLevelType(
  getVendorPrefixedEventName('transitionend'),
);
export const TOP_VOLUME_CHANGE = unsafeCastStringToDOMTopLevelType(
  'volumechange',
);
export const TOP_WAITING = unsafeCastStringToDOMTopLevelType('waiting');