Let the PyAuto test for chromoting run when no remote host is specified.
Let the PyAuto test for chromoting run when no remote host is specified.

In that case, it will run the chromoting client in a second tab in the same
browser instance as the chromoting host.


Review URL: http://codereview.chromium.org/10320006

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@135064 0039d316-1c4b-4281-b951-d872f2087c98

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