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Minimal test - lines (16, 70)

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class nsIRollupListener {
 public:
  /**
   * Notifies the object to rollup, optionally returning the node that
   * was just rolled up.
   *
   * If aFlush is true, then views should be flushed after the rollup.
   *
   * aPoint is the mouse pointer position where the event that triggered the
   * rollup occurred, which may be nullptr.
   *
   * aCount is the number of popups in a chain to close. If this is
   * UINT32_MAX, then all popups are closed.
   * If aLastRolledUp is non-null, it will be set to the last rolled up popup,
   * if this is supported. aLastRolledUp is not addrefed.
   *
   * Returns true if the event that the caller is processing should be consumed.
   */
  MOZ_CAN_RUN_SCRIPT_BOUNDARY
  virtual bool Rollup(uint32_t aCount, bool aFlush, const nsIntPoint* aPoint,
                      nsIContent** aLastRolledUp) = 0;

  /**
   * Asks the RollupListener if it should rollup on mouse wheel events
   */
  virtual bool ShouldRollupOnMouseWheelEvent() = 0;

  /**
   * Asks the RollupListener if it should consume mouse wheel events
   */
  virtual bool ShouldConsumeOnMouseWheelEvent() = 0;

  /**
   * Asks the RollupListener if it should rollup on mouse activate, eg. X-Mouse
   */
  virtual bool ShouldRollupOnMouseActivate() = 0;

  /*
   * Retrieve the widgets for open menus and store them in the array
   * aWidgetChain. The number of menus of the same type should be returned,
   * for example, if a context menu is open, return only the number of menus
   * that are part of the context menu chain. This allows closing up only
   * those menus in different situations. The returned value should be exactly
   * the same number of widgets added to aWidgetChain.
   */
  virtual uint32_t GetSubmenuWidgetChain(
      nsTArray* aWidgetChain) = 0;

  /**
   * Notify the RollupListener that the widget did a Move or Resize.
   */
  virtual void NotifyGeometryChange() = 0;

  virtual nsIWidget* GetRollupWidget() = 0;
};