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Backed out changeset 0328321272d7 (bug 1897322) for causing multiple failures. CLOSED TREE

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This commit is contained in:
Stanca Serban 2024-05-17 14:09:21 +03:00
parent 7d955f6f57
commit e3f541a69d
2 changed files with 17 additions and 19 deletions
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1
layout/base/PresShell.cpp
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@ -10217,7 +10217,6 @@ bool PresShell::RemovePostRefreshObserver(nsAPostRefreshObserver* aObserver) {
}
void PresShell::DoObserveStyleFlushes() {
MOZ_DIAGNOSTIC_ASSERT(!IsDestroying());
MOZ_ASSERT(!ObservingStyleFlushes());
mObservingStyleFlushes = true;

33
layout/base/nsRefreshDriver.cpp
View file

@ -2195,12 +2195,13 @@ void nsRefreshDriver::DispatchResizeEvents() {
if (!mPresContext || !mPresContext->GetPresShell()) {
break;
}
// Make sure to not process observers which might have been removed during
// previous iterations.
// Make sure to not process observers which might have been removed
// during previous iterations.
if (!mResizeEventFlushObservers.RemoveElement(presShell)) {
continue;
}
// MOZ_KnownLive because 'observers' is guaranteed to keep it alive.
// MOZ_KnownLive because 'observers' is guaranteed to
// keep it alive.
//
// Fixing https://bugzilla.mozilla.org/show_bug.cgi?id=1620312 on its own
// won't help here, because 'observers' is non-const and we have the
@ -2210,26 +2211,26 @@ void nsRefreshDriver::DispatchResizeEvents() {
}
void nsRefreshDriver::FlushLayoutOnPendingDocsAndFixUpFocus() {
AutoTArray<RefPtr<PresShell>, 16> observers;
AutoTArray<PresShell*, 16> observers;
observers.AppendElements(mStyleFlushObservers);
for (RefPtr<PresShell>& presShell : Reversed(observers)) {
if (!mPresContext || !mPresContext->GetPresShell()) {
break;
}
// Make sure to not process observers which might have been removed during
// previous iterations.
if (!mStyleFlushObservers.RemoveElement(presShell)) {
for (uint32_t j = observers.Length();
j && mPresContext && mPresContext->GetPresShell(); --j) {
// Make sure to not process observers which might have been removed
// during previous iterations.
PresShell* rawPresShell = observers[j - 1];
if (!mStyleFlushObservers.RemoveElement(rawPresShell)) {
continue;
}
LogPresShellObserver::Run run(presShell, this);
LogPresShellObserver::Run run(rawPresShell, this);
RefPtr<PresShell> presShell = rawPresShell;
presShell->mWasLastReflowInterrupted = false;
const ChangesToFlush ctf(FlushType::InterruptibleLayout, false);
// MOZ_KnownLive because 'observers' is guaranteed to keep it alive.
MOZ_KnownLive(presShell)->FlushPendingNotifications(ctf);
presShell->FlushPendingNotifications(ctf);
const bool fixedUpFocus = presShell->FixUpFocus();
if (fixedUpFocus) {
MOZ_KnownLive(presShell)->FlushPendingNotifications(ctf);
presShell->FlushPendingNotifications(ctf);
}
// This is a bit subtle: We intentionally mark the pres shell as not
// observing style flushes here, rather than above the flush, so that
@ -2243,10 +2244,8 @@ void nsRefreshDriver::FlushLayoutOnPendingDocsAndFixUpFocus() {
if (NS_WARN_IF(presShell->NeedStyleFlush()) ||
NS_WARN_IF(presShell->NeedLayoutFlush()) ||
NS_WARN_IF(fixedUpFocus && presShell->NeedsFocusFixUp())) {
if (MOZ_LIKELY(!presShell->IsDestroying())) {
presShell->ObserveStyleFlushes();
}
}
// Inform the FontFaceSet that we ticked, so that it can resolve its ready
// promise if it needs to.