Fix the stupid unit tests.

* Scripts/webkitpy/layout_tests/port/mac_unittest.py:
(test_sample_process):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@145925 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Web Inspector: [Network] Refine JSDocs in NetworkRequest.js
https://bugs.webkit.org/show_bug.cgi?id=112412

Reviewed by Vsevolod Vlasov.

Return types for some members are confusing (Object).

* inspector/front-end/NetworkManager.js: Fixed JSDocs.
* inspector/front-end/NetworkRequest.js: Ditto. Plus minor refactorings.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@145926 268f45cc-cd09-0410-ab3c-d52691b4dbfc