Adjust expectations.

  - linux-release-hardy/v8_benchmark/score/score
  - vista-release-single-core/morejs/times/t
  - vista-release-single-core/moz/times/t
  - xp-release-single-core/intl1/times/t
  - xp-release-single-core/intl2/times/t
  - xp-release-single-core/morejs/times/t
  - xp-release-single-core/moz/times/t

BUG=none
TEST=perf steps are green
TBR=nsylvain@chromium.org

Review URL: http://codereview.chromium.org/6007008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@70594 0039d316-1c4b-4281-b951-d872f2087c98