ConvertFromParent
void ConvertFromParent(BPoint* point) const;
BPoint ConvertFromParent(BPoint point) const;
void ConvertFromParent(BRect* rect) const;
BRect ConvertFromParent(BRect rect) const;
m_target->ConvertFromParent(&f);
entry->target()->ConvertFromParent(point);
ConvertFromParent(&parentBounds);
BRect bounds = fMenuBar->ConvertFromParent(Bounds());
BRect bounds = fMenuBar->ConvertFromParent(Bounds());
ConvertFromParent(&point);
ConvertFromParent(&rect);
ConvertFromParent(point);
ConvertFromParent(rect);
ConvertFromParent(region);
void ConvertFromParent(BPoint* point) const;
void ConvertFromParent(BRect* rect) const;
void ConvertFromParent(BRegion* region) const;