message: Change the (edited) link to an AccessibleButton for a11y
diff: @@ -401,13 +401,18 @@ module.exports = createReactClass({
  label={_t("Edited at %(date)s. Click to view edits.", {date: dateString})}
  />;
  }
  +
  + const AccessibleButton = sdk.getComponent('elements.AccessibleButton');
  return (
  - <div
  - key="editedMarker" className="mx_EventTile_edited"
  + <AccessibleButton
  + key="editedMarker"
  + className="mx_EventTile_edited"
  onClick={this._openHistoryDialog}
  onMouseEnter={this._onMouseEnterEditedMarker}
  onMouseLeave={this._onMouseLeaveEditedMarker}
  - >{editedTooltip}<span>{`(${_t("edited")})`}</span></div>
  + >
  + { editedTooltip }<span>{`(${_t("edited")})`}</span>
  + </AccessibleButton>
  );
  },
  