ILicenseService constructor Null safety

ILicenseService()

1. unself_license
2. unself_license
3. ILicenseService
4. ILicenseService constructor

ILicenseService class

1. Constructors
2. ILicenseService
3. Properties
4. hashCode
5. runtimeType
6. Methods
7. noSuchMethod
8. toString
9. Operators
10. operator ==