This will be a following patch for r142573. r142563 accidentally removes edge names for MemoryInstrumentation. We should recover removed edge names.
Created attachment 188295 [details] Recover edge names.
Comment on attachment 188295 [details] Recover edge names. Clearing flags on attachment: 188295 Committed r142942: <http://trac.webkit.org/changeset/142942>
All reviewed patches have been landed. Closing bug.