Update expectations.

tools/perf_expectations/perf_expectations.json

Index: tools/perf_expectations/perf_expectations.json
diff --git a/tools/perf_expectations/perf_expectations.json b/tools/perf_expectations/perf_expectations.json
index dd7c648d7b0342477ba0b8a8d0525518eeace9ad..4174a08ce696f6b260b4e0122c026c908ff59986 100644
--- a/tools/perf_expectations/perf_expectations.json
+++ b/tools/perf_expectations/perf_expectations.json
@@ -354,10 +354,10 @@
  "linux-release/sizes/chrome-bss/bss": {"reva": 150377, "revb": 150377, "type": "absolute", "better": "lower", "improve": 326991, "regress": 361413, "sha1": "fd5c5c69"},
  "linux-release/sizes/chrome-data/data": {"reva": 147236, "revb": 147265, "type": "absolute", "improve": 1415986, "regress": 1565139, "sha1": "c65f5e1c"},
  "linux-release/sizes/chrome-si/initializers": {"reva": 151177, "revb": 151177, "type": "absolute", "better": "lower", "improve": 41, "regress": 41, "tolerance": 0, "sha1": "cd0fdc8c"},
- "linux-release/sizes/chrome-text/text": {"reva": 144793, "revb": 144911, "type": "absolute", "better": "lower", "improve": 65147111, "regress": 76514620, "sha1": "36caa53b"},
+ "linux-release/sizes/chrome-text/text": {"reva": 144793, "revb": 144911, "type": "absolute", "better": "lower", "improve": 65147111, "regress": 72045518, "sha1": "36caa53b"},
  "linux-release/sizes/chrome-textrel/textrel": {"reva": 135570, "revb": 135664, "type": "absolute", "better": "lower", "improve": 0, "regress": 0, "sha1": "832078e7"},
  "linux-release/sizes/chrome.pak/chrome.pak": {"reva": 144090, "revb": 146227, "type": "absolute", "better": "lower", "improve": 3707774, "regress": 4832382, "sha1": "a6f80432"},
- "linux-release/sizes/chrome/chrome": {"reva": 142715, "revb": 142934, "type": "absolute", "improve": 84558990, "regress": 93786809, "sha1": "78a6a4ea"},
+ "linux-release/sizes/chrome/chrome": {"reva": 151835, "revb": 151900, "type": "absolute", "improve": 89113845, "regress": 98495301, "sha1": "a8ec7ade"},
  "linux-release/sizes/libffmpegsumo.so-textrel/textrel": {"reva": 140550, "revb": 140550, "type": "absolute", "better": "lower", "improve": 5669, "regress": 6267, "sha1": "83c981dc"},
  "linux-release/sizes/nacl_helper-bss/bss": {"reva": 150377, "revb": 150377, "type": "absolute", "better": "lower", "improve": 159645, "regress": 176451, "sha1": "e353aa88"},
  "linux-release/sizes/nacl_helper-data/data": {"reva": 129061, "revb": 129135, "type": "absolute", "better": "lower", "improve": 11631, "regress": 12857, "sha1": "771c3907"},