increase number of static initalizers allowed for linux-64

BUG=107070
TBR=cmp@chromium.org

Review URL: http://codereview.chromium.org/8895021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@113934 0039d316-1c4b-4281-b951-d872f2087c98

tools/perf_expectations/perf_expectations.json

 {"linux-release-64/sizes/chrome-bss/bss": {"reva": 105312, "revb": 105336, "type": "absolute", "improve": 595081, "regress": 657756, "sha1": "c1e34d47"},
  "linux-release-64/sizes/chrome-data/data": {"reva": 91119, "revb": 91326, "type": "absolute", "improve": 2309480, "regress": 2557742, "sha1": "fd84a9d2"},
- "linux-release-64/sizes/chrome-si/initializers": {"reva": 113883, "revb": 113883, "type": "absolute", "better": "lower", "improve": 136, "regress": 136, "tolerance": 0, "sha1": "285dc7ff"},
+ "linux-release-64/sizes/chrome-si/initializers": {"reva": 113930, "revb": 113930, "type": "absolute", "better": "lower", "improve": 137, "regress": 137, "tolerance": 0, "sha1": "8613af27"},
  "linux-release-64/sizes/chrome-text/text": {"reva": 104463, "revb": 104463, "type": "absolute", "improve": 60823945, "regress": 67905522, "sha1": "6887f46b"},
  "linux-release-64/sizes/chrome.pak/chrome.pak": {"reva": 93584, "revb": 93660, "type": "absolute", "improve": 2893618, "regress": 3230516, "sha1": "ddcb764c"},
  "linux-release-64/sizes/chrome/chrome": {"reva": 113631, "revb": 113761, "type": "absolute", "improve": 83225973, "regress": 92055743, "sha1": "5f090c44"},