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1311425 - Make requestIdleCallback aware of timeouts.

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Prepare for handling several sources of idleness.

Make idle callbacks aware of nsITimers.

Add pref for how far into the timer queue.

1311425 - Avoid expiration timers when scheduling idle runnables.

review comment fix to ensure low priority timers aren't taken into account when calling NS_GetTimerDeadlineHintOnCurrentThread.
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win7-7 2024-04-27 19:21:20 +03:00 • committed by wuggy
commit 5499c5f9a3
12 changed files with 188 additions and 60 deletions
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13
xpcom/threads/nsThread.cpp
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@ -1021,11 +1021,20 @@ nsThread::GetIdleEvent(nsIRunnable** aEvent, MutexAutoLock& aProofOfLock)
MOZ_ASSERT(PR_GetCurrentThread() == mThread);
MOZ_ASSERT(aEvent);
if (!mIdleEvents.HasPendingEvent(aProofOfLock)) {
aEvent = nullptr;
return;
}
TimeStamp idleDeadline;
{
{
// Releasing the lock temporarily since getting the idle period
// might need to lock the timer thread. Unlocking here might make
// us receive an event on the main queue, but we've committed to
// run an idle event anyhow.
MutexAutoUnlock unlock(mLock);
mIdlePeriod->GetIdlePeriodHint(&idleDeadline);
}
}
if (!idleDeadline || idleDeadline < TimeStamp::Now()) {
aEvent = nullptr;