Don't perform the default browser check when running the page cycler.  This might be causing some infobar-related noise in the page cycler results.
Don't perform the default browser check when running the page cycler.  This
might be causing some infobar-related noise in the page cycler results.

BUG=88687

Review URL: http://codereview.chromium.org/7329007

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@91792 0039d316-1c4b-4281-b951-d872f2087c98

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