Temp update to perf expectations.

tools/perf_expectations/perf_expectations.json

 {"chromium-rel-win7-dual/dhtml/times/t": {"reva": 158193, "revb": 158364, "improve": -1339, "regress": 1295, "sha1": "9c4c56bf"},
  "chromium-rel-win7-dual/dom_perf/Total/score": {"reva": 168485, "revb": 170452, "improve": 298, "regress": 43, "sha1": "85f95688"},
  "chromium-rel-win7-dual/intl1/times/t": {"reva": 185548, "revb": 185596, "improve": 405.122222228, "regress": 526.516666662, "sha1": "1c61f39b"},
  "chromium-rel-win7-dual/intl2/times/t": {"reva": 185548, "revb": 185596, "improve": 187.677777782, "regress": 383.716666672, "sha1": "bae7001e"},
  "chromium-rel-win7-dual/morejs/times/t": {"reva": 186218, "revb": 186275, "improve": -18.0833333341, "regress": -1.1611111109, "sha1": "3deba742"},
  "chromium-rel-win7-dual/moz/times/t": {"reva": 185548, "revb": 185596, "improve": 62.1722222275, "regress": 96.2500000035, "sha1": "6ef80212"},
  "chromium-rel-win7-dual/startup/warm/t": {"reva": 171937, "revb": 173622, "improve": 0.3499999994, "regress": 25.5315789477, "sha1": "c903d95b"},
  "chromium-rel-win7-dual/v8_benchmark/score/score": {"reva": 158193, "revb": 158364, "improve": 485, "regress": -615, "sha1": "21a861ff"},
  "linux-release-64/sizes/chrome-bss/bss": {"reva": 183140, "revb": 183249, "type": "absolute", "better": "lower", "improve": 431241, "regress": 476635, "sha1": "c120b457"},
  "linux-release-64/sizes/chrome-data/data": {"reva": 172280, "revb": 172290, "type": "absolute", "better": "lower", "improve": 3326109, "regress": 3676227, "sha1": "52394371"},
@@ skipping 767 matching lines @@
  "win-release/media_tests_av_perf/ttp/Wifi_dartmoor2.ogg": {"reva": 17420, "revb": 174996, "type": "absolute", "better": "lower", "improve": 12396.55, "regress": 14062.125, "sha1": "9ca7f6b1"},
  "win-release/media_tests_av_perf/ttp/Wifi_dartmoor2.wav": {"reva": 17420, "revb": 174996, "type": "absolute", "better": "lower", "improve": 6859.95, "regress": 24904.425, "sha1": "0e5625a5"},
  "win-release/media_tests_av_perf/ttp/Wifi_roller.webm": {"reva": 175328, "revb": 176157, "type": "absolute", "better": "lower", "improve": 906.775, "regress": 1184.925, "sha1": "d49e638f"},
  "xp-release-dual-core/dhtml/times/t": {"reva": 165061, "revb": 166315, "improve": -1337, "regress": 1227, "sha1": "1e5f0c10"},
  "xp-release-dual-core/dom_perf/Total/score": {"reva": 167358, "revb": 168252, "improve": 143, "regress": 17, "sha1": "c680a931"},
  "xp-release-dual-core/intl1/times/t": {"reva": 185548, "revb": 185594, "improve": 321.838888891, "regress": 429.216666669, "sha1": "ccce541b"},
  "xp-release-dual-core/intl2/times/t": {"reva": 185548, "revb": 185594, "improve": 168.888888891, "regress": 251.766666669, "sha1": "d8a244d2"},
  "xp-release-dual-core/morejs/times/t": {"reva": 185548, "revb": 185594, "improve": -109.549999997, "regress": -63.65, "sha1": "94e6ce9f"},
  "xp-release-dual-core/moz-http/times/t": {"reva": 185548, "revb": 185594, "improve": 44.65, "regress": 78.2833333275, "sha1": "72e2ff81"},
  "xp-release-dual-core/moz/times/t": {"reva": 186222, "revb": 186502, "improve": 73.888888891, "regress": 151.316666666, "sha1": "bb0f43f1"},
- "xp-release-dual-core/moz/ws_peak_b/ws_pk_b": {"reva": 183011, "revb": 183276, "improve": 9296076, "regress": 10300416, "sha1": "cb376f82"},
+ "xp-release-dual-core/moz/ws_peak_b/ws_pk_b": {"reva": 186343, "revb": 186994, "improve": 9790259, "regress": 10945536, "sha1": "aaaee115"},
  "xp-release-dual-core/moz/ws_peak_r/ws_pk_r": {"reva": 179508, "revb": 182006, "improve": -8524186, "regress": 61996032, "sha1": "53cd112a"},
  "xp-release-dual-core/startup/warm/t": {"reva": 76825, "revb": 77094, "improve": -107, "regress": 141, "sha1": "e0dcf672"},
  "xp-release-dual-core/v8_benchmark/score/score": {"reva": 162937, "revb": 163288, "improve": 284, "regress": -217, "sha1": "03a976f2"},
  "xp-release-single-core/dhtml/times/t": {"reva": 98602, "revb": 99994, "improve": -2888, "regress": 3391, "sha1": "30683762"},
  "xp-release-single-core/intl1/times/t": {"reva": 184391, "revb": 184636, "improve": 241.405555554, "regress": 448.466666665, "sha1": "ecc129b0"},
  "xp-release-single-core/intl2/times/t": {"reva": 178770, "revb": 178880, "improve": 168.994444446, "regress": 422.566666662, "sha1": "1c5d45cd"},
  "xp-release-single-core/morejs/times/t": {"reva": 186222, "revb": 186502, "improve": -6.88333333275, "regress": 32.4333333334, "sha1": "f410db91"},
  "xp-release-single-core/moz/times/t": {"reva": 75758, "revb": 76221, "improve": -1705, "regress": 3304, "sha1": "b615a416"},
  "xp-release-single-core/startup/times/t": {"improve": -9, "regress": 9, "sha1": "b1bf03da"},
  "xp-release/sizes/chrome.dll/chrome.dll": {"reva": 172272, "revb": 172301, "type": "absolute", "improve": 49887616, "regress": 55142708, "sha1": "1ed51bc2"},
  "xp-release/sizes/chrome.exe/chrome.exe": {"reva": 183841, "revb": 184954, "type": "absolute", "better": "lower", "improve": 720358, "regress": 796186, "sha1": "b5aa4523"},
  "xp-release/sizes/mini_installer.exe/mini_installer.exe": {"reva": 183841, "revb": 184954, "type": "absolute", "better": "lower", "improve": 26480102, "regress": 29465319, "sha1": "7d9a453f"},
  "xp-release/sizes/setup.exe/setup.exe": {"reva": 183841, "revb": 184954, "type": "absolute", "better": "lower", "improve": 1080780, "regress": 1195085, "sha1": "c56e884e"},
  "load": true
 }