UIHANDLER OnAttributeChanged

Fires when an attribute is modified on a frame.
 (name, value)
==Arguments==
;name : string - The lowercased name of the attribute that was modified.
;value : any - The value that was assigned.
==Details==
* This script handler is triggered by Frame:SetAttribute().
* This script handler will always be invoked even if the previous and newly assigned values for an attribute are identical.
==Patch changes==
*