void MutationObserver::deliver() {
DCHECK(!shouldBeSuspended());
// Calling clearTransientRegistrations() can modify m_registrations, so it's
// necessary to make a copy of the transient registrations before operating on
// them.
HeapVector<Member<MutationObserverRegistration>, 1> transientRegistrations;
for (auto& registration : m_registrations) {
if (registration->hasTransientRegistrations())
transientRegistrations.append(registration);
}
for (size_t i = 0; i < transientRegistrations.size(); ++i)
transientRegistrations[i]->clearTransientRegistrations();
if (m_records.isEmpty())
return;
MutationRecordVector records;
records.swap(m_records);
// Report the first (earliest) stack as the async cause.
InspectorInstrumentation::AsyncTask asyncTask(
m_callback->getExecutionContext(), records.first());
m_callback->call(records, this);
}
void PerformanceObserver::deliver() {
ASSERT(!shouldBeSuspended());
if (m_performanceEntries.isEmpty())
return;
PerformanceEntryVector performanceEntries;
performanceEntries.swap(m_performanceEntries);
PerformanceObserverEntryList* entryList =
new PerformanceObserverEntryList(performanceEntries);
m_callback->call(m_scriptState.get(), this, entryList, this);
}
void MutationObserver::deliver()
{
ASSERT(!shouldBeSuspended());
// Calling clearTransientRegistrations() can modify m_registrations, so it's necessary
// to make a copy of the transient registrations before operating on them.
WillBeHeapVector<RawPtrWillBeMember<MutationObserverRegistration>, 1> transientRegistrations;
for (auto& registration : m_registrations) {
if (registration->hasTransientRegistrations())
transientRegistrations.append(registration);
}
for (size_t i = 0; i < transientRegistrations.size(); ++i)
transientRegistrations[i]->clearTransientRegistrations();
if (m_records.isEmpty())
return;
MutationRecordVector records;
records.swap(m_records);
InspectorInstrumentation::willDeliverMutationRecords(m_callback->executionContext(), this);
m_callback->call(records, this);
InspectorInstrumentation::didDeliverMutationRecords(m_callback->executionContext());
}
