Disable session_restore benchmarks on REF builds
Disable session_restore benchmarks on REF builds

Stopgap to green the perf bots while I'm fixing the underlying issue.

BUG=327017
TBR=stip@chromium.org

Review URL: https://codereview.chromium.org/112783003

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@240274 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build