Update expectations after WebKit roll.
Update expectations after WebKit roll.

Chromium r36247 rolled WebKit to r53246.  Perf on some
page cyclers got faster.  Update expectations to match
new results.

BUG=none
TEST=page cyclers are green

Review URL: http://codereview.chromium.org/550046

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@36272 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