Xamarin.Forms.Core 2.0.0.0 System.Attribute System.AttributeUsage(System.AttributeTargets.Class, Inherited=false) Tells the XAML parser and compiler that they may ignore supplied service providers in methods and constructors in the attributed class. Developers should note that this attribute does not guarantee that the parser will not pass instead of a supplied service provider. It only allows that they may do so. Constructor 2.0.0.0 Creates a new with default values. To be added.