Tab switching tests does not fail when running from an interactive desktop.  We need to ensure we always run it that way instead.
Tab switching tests does not fail when running from an interactive
desktop.  We need to ensure we always run it that way instead.

Eventually we should add code to tell us the reason of the
failure.

BUG=46751

Review URL: http://codereview.chromium.org/3046039

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@55709 0039d316-1c4b-4281-b951-d872f2087c98

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