Update sizes expectations for chrome-bss.

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 5a6e3c3bd1d5b022e85f04bd44cef6e1c1006b43..3b8d940e77a9685c98cbcc5367bce13685071bf3 100644
--- a/tools/perf_expectations/perf_expectations.json
+++ b/tools/perf_expectations/perf_expectations.json
@@ -1,4 +1,4 @@
-{"linux-release-64/sizes/chrome-bss/bss": {"reva": 241266, "revb": 241318, "type": "absolute", "better": "lower", "improve": 418191, "regress": 462313, "sha1": "8c1f23fd"},
+{"linux-release-64/sizes/chrome-bss/bss": {"reva": 260243, "revb": 260470, "type": "absolute", "better": "lower", "improve": 438939, "regress": 485548, "sha1": "b7ff728d"},
  "linux-release-64/sizes/chrome-data/data": {"reva": 234134, "revb": 234142, "type": "absolute", "better": "lower", "improve": 3545643, "regress": 4416393, "sha1": "3a535ea6"},
  "linux-release-64/sizes/chrome-si/initializers": {"reva": 251214, "revb": 251214, "type": "absolute", "better": "lower", "improve": 18, "regress": 18, "tolerance": 0, "sha1": "c5c67b89"},
  "linux-release-64/sizes/chrome-text/text": {"reva": 234134, "revb": 234142, "type": "absolute", "better": "lower", "improve": 101235039, "regress": 115851200, "sha1": "46a09445"},
@@ -362,7 +362,7 @@
  "linux-release/media_tests_av_perf/ttp/Wifi_dartmoor2.ogg": {"reva": 155180, "revb": 155280, "type": "absolute", "better": "lower", "improve": 12393, "regress": 13715, "sha1": "a27bbec2"},
  "linux-release/media_tests_av_perf/ttp/Wifi_dartmoor2.wav": {"reva": 155180, "revb": 155280, "type": "absolute", "better": "lower", "improve": 6893, "regress": 7758, "sha1": "7a3ab979"},
  "linux-release/media_tests_av_perf/ttp/Wifi_roller.webm": {"reva": 175328, "revb": 176157, "type": "absolute", "better": "lower", "improve": 867.35, "regress": 1041.075, "sha1": "d99ce51c"},
- "linux-release/sizes/chrome-bss/bss": {"reva": 241266, "revb": 241318, "type": "absolute", "better": "lower", "improve": 309916, "regress": 342607, "sha1": "fe5643e5"},
+ "linux-release/sizes/chrome-bss/bss": {"reva": 260243, "revb": 260270, "type": "absolute", "better": "lower", "improve": 324470, "regress": 358626, "sha1": "85f07232"},
  "linux-release/sizes/chrome-data/data": {"reva": 234134, "revb": 234142, "type": "absolute", "better": "lower", "improve": 1909598, "regress": 2363084, "sha1": "c3b393d2"},
  "linux-release/sizes/chrome-si/initializers": {"reva": 251221, "revb": 251221, "type": "absolute", "better": "lower", "improve": 19, "regress": 19, "tolerance": 0, "sha1": "6800698b"},
  "linux-release/sizes/chrome-text/text": {"reva": 247061, "revb": 247061, "type": "absolute", "better": "lower", "improve": 96873514, "regress": 107070726, "sha1": "612ff57a"},