Add FinalStatus expectations to PrerenderBrowserTest tests.
Add FinalStatus expectations to PrerenderBrowserTest tests.

BUG=None
TEST=browser_tests --gtest_filter="*Prerender*"

Review URL: http://codereview.chromium.org/6286113

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@73992 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser