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: http://src.chromium.org/svn/trunk/src@36272 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 05a988f452b3ea5c7e298eb82f606c52f6367d1a
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser