AutofillScope constructor Null safety

1. Flutter
2. services
3. AutofillScope
4. AutofillScope constructor

AutofillScope class

1. Constructors
2. AutofillScope
3. Properties
4. autofillClients
5. hashCode
6. runtimeType
7. Methods
8. attach
9. getAutofillClient
10. noSuchMethod
11. toString
12. Operators
13. operator ==