Heap snapshot loading takes ~ 4.5 sec for gmail.com
Created attachment 133050 [details]
With the fix parsing takes 1200 ms instead of 3000 ms.
Attachment 133050 [details] did not pass style-queue:
Failed to run "['Tools/Scripts/check-webkit-style', '--diff-files', u'Source/WebCore/ChangeLog', u'Source/WebCor..." exit_code: 1
Source/WebCore/ChangeLog:8: You should remove the 'No new tests' and either add and list tests, or explain why no new tests were possible. [changelog/nonewtests] 
Total errors found: 1 in 2 files
If any of these errors are false positives, please file a bug against check-webkit-style.
Created attachment 133051 [details]
Comment on attachment 133051 [details]
Clearing flags on attachment: 133051
Committed r111553: <http://trac.webkit.org/changeset/111553>
All reviewed patches have been landed. Closing bug.