[webkit-reviews] review requested: [Bug 109630] Avoid updating timer heap when nothing changes : [Attachment 188085] patch2

[bugzilla-daemon at webkit.org]

Antti Koivisto <koivisto at iki.fi> has asked  for review:
Bug 109630: Avoid updating timer heap when nothing changes
https://bugs.webkit.org/show_bug.cgi?id=109630

Attachment 188085: patch2
https://bugs.webkit.org/attachment.cgi?id=188085&action=review

------- Additional Comments from Antti Koivisto <koivisto at iki.fi>
With stronger validity assertions, some cleanups.