Flip the ui_tests framework to use the upstream http_server start code
Flip the ui_tests framework to use the upstream http_server start code

    BUG=23099
    R=dglazkov@chromium.org, maruel@chromium.org
    TEST=unit_tests passes

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=40603

Review URL: http://codereview.chromium.org/660416

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@40768 0039d316-1c4b-4281-b951-d872f2087c98

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