Update Mac sizes expectation for ChromiumFramework growth (growth seems "normal").

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 904a078634599d699dc16dbdd311da347535ebeb..49b3923fb72e9364ef843c56bc1784998dacf8af 100644
--- a/tools/perf_expectations/perf_expectations.json
+++ b/tools/perf_expectations/perf_expectations.json
@@ -383,7 +383,7 @@
  "linux-release/sizes/totals-textrel/textrel": {"reva": 205083, "revb": 206071, "type": "absolute", "better": "lower", "improve": 1075, "regress": 1189, "sha1": "69d07fda"},
  "mac-release/sizes/Chromium.app/Chromium.app": {"reva": 203454, "revb": 203474, "type": "absolute", "better": "lower", "improve": 109237657, "regress": 120740660, "sha1": "4befe31e"},
  "mac-release/sizes/Chromium/Chromium": {"reva": 165473, "revb": 165473, "type": "absolute", "better": "lower", "improve": 8132, "regress": 8988, "sha1": "8e448691"},
- "mac-release/sizes/ChromiumFramework/ChromiumFramework": {"reva": 203454, "revb": 203474, "type": "absolute", "better": "lower", "improve": 75475151, "regress": 83424206, "sha1": "52a77a86"},
+ "mac-release/sizes/ChromiumFramework/ChromiumFramework": {"reva": 221473, "revb": 221506, "type": "absolute", "better": "lower", "improve": 79252237, "regress": 87598884, "sha1": "9d65ee88"},
  "mac-release/sizes/chrome-si/initializers": {"reva": 216955, "revb": 216962, "type": "absolute", "better": "lower", "improve": 13, "regress": 13, "tolerance": 0, "sha1": "c937ef20"},
  "win-release/media_tests_av_perf/audio_latency/latency": {"reva": 199840, "revb": 201303, "type": "absolute", "better": "lower", "improve": 57, "regress": 69, "sha1": "169d47dd"},
  "win-release/media_tests_av_perf/audio_latency/latency_bg_clip": {"reva": 199840, "revb": 201303, "type": "absolute", "better": "lower", "improve": 66, "regress": 78, "sha1": "708a71af"},