Represents information about a change to the attribution bar's position or size.
200.1.0
The new value of the view's bottom property.
The new value of the view's left property.
The previous value of the view's bottom property.
The previous value of the view's left property.
The previous value of the view's right property.
The previous value of the view's top property.
The new value of the view's right property.
The new value of the view's top property.
The attribution bar's view.