IsolateMirror constructor Null safety

1. Dart
2. dart:mirrors
3. IsolateMirror
4. IsolateMirror constructor

IsolateMirror class

1. Constructors
2. IsolateMirror
3. Properties
4. debugName
5. hashCode
6. isCurrent
7. rootLibrary
8. runtimeType
9. Methods
10. loadUri
11. noSuchMethod
12. toString
13. Operators
14. operator ==