HttpClientRequest class

1. Constructors
2. HttpClientRequest
3. Properties
4. bufferOutput
5. connectionInfo
6. contentLength
7. cookies
8. done
9. followRedirects
10. headers
11. maxRedirects
12. method
13. persistentConnection
14. uri
15. encoding
16. hashCode
17. runtimeType
18. Methods
19. close
20. add
21. addError
22. addStream
23. flush
24. noSuchMethod
25. toString
26. write
27. writeAll
28. writeCharCode
29. writeln
30. Operators
31. operator ==