Revert "Update expectations from generated values."
Revert "Update expectations from generated values."

Reverts r43973.  Found some good stuff to take a closer
look at.

BUG=none
TEST=perf steps behave normally
TBR=nsylvain@chromium.org

Review URL: http://codereview.chromium.org/1525020

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@43981 0039d316-1c4b-4281-b951-d872f2087c98

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