Here's an example profile in this patch: http://people.mozilla.com/~bgirard/cleopatra/?report=830af9dcdc0c1f36df7222a0da8a63827d8b0de5 Notice how the top callstack is: Timer::Fire nsRefreshDriver::Notify layout::DoReflow (chrome://browser/content/browser.xul) This should help with bugs like bug 784920 where we're not entirely sure if the jank is coming from the twitter tab or another tab with a widget.
Attachment #654900 - Flags: review?(roc)
Attachment #654900 - Flags: review?(roc) → review+
inbound is closed :(
Target Milestone: --- → mozilla17
Status: NEW → RESOLVED
Closed: 7 years ago
Resolution: --- → FIXED
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