void StorageTracker::deleteOrigin(SecurityOrigin* origin)
{
ASSERT(m_isActive);
ASSERT(isMainThread());
ASSERT(m_thread);
if (!m_isActive)
return;
// Before deleting database, we need to clear in-memory local storage data
// in StorageArea, and to close the StorageArea db. It's possible for an
// item to be added immediately after closing the db and cause StorageAreaSync
// to reopen the db before the db is deleted by a StorageTracker thread.
// In this case, reopening the db in StorageAreaSync will cancel a pending
// StorageTracker db deletion.
WebStorageNamespaceProvider::clearLocalStorageForOrigin(origin);
String originId = origin->databaseIdentifier();
{
MutexLocker locker(m_originSetMutex);
willDeleteOrigin(originId);
m_originSet.remove(originId);
}
String originIdCopy = originId.isolatedCopy();
m_thread->dispatch([this, originIdCopy] {
syncDeleteOrigin(originIdCopy);
});
}
void StorageTracker::deleteOrigin(SecurityOrigin* origin)
{
ASSERT(m_isActive);
ASSERT(isMainThread());
ASSERT(m_thread);
if (!m_isActive)
return;
// Before deleting database, we need to clear in-memory local storage data
// in StorageArea, and to close the StorageArea db. It's possible for an
// item to be added immediately after closing the db and cause StorageAreaSync
// to reopen the db before the db is deleted by a StorageTracker thread.
// In this case, reopening the db in StorageAreaSync will cancel a pending
// StorageTracker db deletion.
PageGroup::clearLocalStorageForOrigin(origin);
String originId = origin->databaseIdentifier();
{
MutexLocker lockOrigins(m_originSetGuard);
willDeleteOrigin(originId);
m_originSet.remove(originId);
}
m_thread->scheduleTask(LocalStorageTask::createDeleteOrigin(originId));
}
