{"action":"created","comment":{"url":"https://api.github.com/repos/angular/angular/pulls/comments/23726782","id":23726782,"diff_hunk":"@@ -19,6 +19,72 @@ export class SimpleChange {\n   }\n }\n \n+var _simpleChangesIndex = 0;\n+var _simpleChanges = [\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null),\n+  new SimpleChange(null, null)\n+]\n+\n+var _changeRecordsIndex = 0;\n+var _changeRecords = [\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null),\n+  new ChangeRecord(null, null)\n+]\n+\n+function _simpleChange(previousValue, currentValue) {\n+  var index = _simpleChangesIndex++ % 20;","path":"modules/change_detection/src/change_detection_util.js","position":53,"original_position":53,"commit_id":"fc0c45aa450cda693482cd1c8d7e2708c4ee6f0e","original_commit_id":"fc0c45aa450cda693482cd1c8d7e2708c4ee6f0e","user":{"login":"vsavkin","id":35996,"avatar_url":"https://avatars.githubusercontent.com/u/35996?v=3","gravatar_id":"","url":"https://api.github.com/users/vsavkin","html_url":"https://github.com/vsavkin","followers_url":"https://api.github.com/users/vsavkin/followers","following_url":"https://api.github.com/users/vsavkin/following{/other_user}","gists_url":"https://api.github.com/users/vsavkin/gists{/gist_id}","starred_url":"https://api.github.com/users/vsavkin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vsavkin/subscriptions","organizations_url":"https://api.github.com/users/vsavkin/orgs","repos_url":"https://api.github.com/users/vsavkin/repos","events_url":"https://api.github.com/users/vsavkin/events{/privacy}","received_events_url":"https://api.github.com/users/vsavkin/received_events","type":"User","site_admin":false},"body":"Yup. We can make the number larger (maybe 50) if you think 20 is not enough.","created_at":"2015-01-28T21:48:15Z","updated_at":"2015-01-28T21:48:15Z","html_url":"https://github.com/angular/angular/pull/481#discussion_r23726782","pull_request_url":"https://api.github.com/repos/angular/angular/pulls/481","_links":{"self":{"href":"https://api.github.com/repos/angular/angular/pulls/comments/23726782"},"html":{"href":"https://github.com/angular/angular/pull/481#discussion_r23726782"},"pull_request":{"href":"https://api.github.com/repos/angular/angular/pulls/481"}}},"pull_request":{"url":"https://api.github.com/repos/angular/angular/pulls/481","id":28161241,"html_url":"https://github.com/angular/angular/pull/481","diff_url":"https://github.com/angular/angular/pull/481.diff","patch_url":"https://github.com/angular/angular/pull/481.patch","issue_url":"https://api.github.com/repos/angular/angular/issues/481","number":481,"state":"open","locked":false,"title":"perf(change_detection): use object pools 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