mirror of
https://github.com/mozilla/gecko-dev.git
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f206ae96e4
There's a pattern of clearing JS things when calling mozilla::DropJSObjects, but mozilla::DropJSObjects already clears the JS things itself by calling CycleCollectedJSRuntime::RemoveJSHolder. Differential Revision: https://phabricator.services.mozilla.com/D115885
638 lines
20 KiB
C++
638 lines
20 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "IDBIndex.h"
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#include "IDBCursorType.h"
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#include "IDBDatabase.h"
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#include "IDBEvents.h"
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#include "IDBKeyRange.h"
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#include "IDBObjectStore.h"
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#include "IDBRequest.h"
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#include "IDBTransaction.h"
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#include "IndexedDatabase.h"
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#include "IndexedDatabaseInlines.h"
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#include "mozilla/ErrorResult.h"
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#include "mozilla/dom/indexedDB/PBackgroundIDBSharedTypes.h"
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#include "ProfilerHelpers.h"
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#include "ReportInternalError.h"
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// Include this last to avoid path problems on Windows.
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#include "ActorsChild.h"
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namespace mozilla::dom {
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using namespace mozilla::dom::indexedDB;
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namespace {
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MovingNotNull<RefPtr<IDBRequest>> GenerateRequest(JSContext* aCx,
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IDBIndex* aIndex) {
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MOZ_ASSERT(aIndex);
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aIndex->AssertIsOnOwningThread();
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auto transaction = aIndex->ObjectStore()->AcquireTransaction();
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auto* const database = transaction->Database();
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return IDBRequest::Create(aCx, aIndex, database, std::move(transaction));
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}
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} // namespace
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IDBIndex::IDBIndex(IDBObjectStore* aObjectStore, const IndexMetadata* aMetadata)
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: mObjectStore(aObjectStore),
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mCachedKeyPath(JS::UndefinedValue()),
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mMetadata(aMetadata),
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mId(aMetadata->id()),
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mRooted(false) {
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MOZ_ASSERT(aObjectStore);
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aObjectStore->AssertIsOnOwningThread();
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MOZ_ASSERT(aMetadata);
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}
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IDBIndex::~IDBIndex() {
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AssertIsOnOwningThread();
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if (mRooted) {
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mozilla::DropJSObjects(this);
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}
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}
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RefPtr<IDBIndex> IDBIndex::Create(IDBObjectStore* aObjectStore,
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const IndexMetadata& aMetadata) {
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MOZ_ASSERT(aObjectStore);
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aObjectStore->AssertIsOnOwningThread();
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return new IDBIndex(aObjectStore, &aMetadata);
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}
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#ifdef DEBUG
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void IDBIndex::AssertIsOnOwningThread() const {
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MOZ_ASSERT(mObjectStore);
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mObjectStore->AssertIsOnOwningThread();
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}
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#endif // DEBUG
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RefPtr<IDBRequest> IDBIndex::OpenCursor(JSContext* aCx,
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JS::Handle<JS::Value> aRange,
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IDBCursorDirection aDirection,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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return OpenCursorInternal(/* aKeysOnly */ false, aCx, aRange, aDirection,
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aRv);
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}
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RefPtr<IDBRequest> IDBIndex::OpenKeyCursor(JSContext* aCx,
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JS::Handle<JS::Value> aRange,
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IDBCursorDirection aDirection,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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return OpenCursorInternal(/* aKeysOnly */ true, aCx, aRange, aDirection, aRv);
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}
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RefPtr<IDBRequest> IDBIndex::Get(JSContext* aCx, JS::Handle<JS::Value> aKey,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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return GetInternal(/* aKeyOnly */ false, aCx, aKey, aRv);
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}
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RefPtr<IDBRequest> IDBIndex::GetKey(JSContext* aCx, JS::Handle<JS::Value> aKey,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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return GetInternal(/* aKeyOnly */ true, aCx, aKey, aRv);
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}
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RefPtr<IDBRequest> IDBIndex::GetAll(JSContext* aCx, JS::Handle<JS::Value> aKey,
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const Optional<uint32_t>& aLimit,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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return GetAllInternal(/* aKeysOnly */ false, aCx, aKey, aLimit, aRv);
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}
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RefPtr<IDBRequest> IDBIndex::GetAllKeys(JSContext* aCx,
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JS::Handle<JS::Value> aKey,
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const Optional<uint32_t>& aLimit,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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return GetAllInternal(/* aKeysOnly */ true, aCx, aKey, aLimit, aRv);
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}
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void IDBIndex::RefreshMetadata(bool aMayDelete) {
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AssertIsOnOwningThread();
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MOZ_ASSERT_IF(mDeletedMetadata, mMetadata == mDeletedMetadata.get());
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const auto& indexes = mObjectStore->Spec().indexes();
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const auto foundIt = std::find_if(
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indexes.cbegin(), indexes.cend(),
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[id = Id()](const auto& metadata) { return metadata.id() == id; });
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const bool found = foundIt != indexes.cend();
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MOZ_ASSERT_IF(!aMayDelete && !mDeletedMetadata, found);
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if (found) {
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mMetadata = &*foundIt;
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MOZ_ASSERT(mMetadata != mDeletedMetadata.get());
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mDeletedMetadata = nullptr;
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} else {
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NoteDeletion();
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}
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}
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void IDBIndex::NoteDeletion() {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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MOZ_ASSERT(Id() == mMetadata->id());
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if (mDeletedMetadata) {
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MOZ_ASSERT(mMetadata == mDeletedMetadata.get());
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return;
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}
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mDeletedMetadata = MakeUnique<IndexMetadata>(*mMetadata);
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mMetadata = mDeletedMetadata.get();
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}
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const nsString& IDBIndex::Name() const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->name();
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}
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void IDBIndex::SetName(const nsAString& aName, ErrorResult& aRv) {
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AssertIsOnOwningThread();
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const auto& transaction = mObjectStore->TransactionRef();
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if (transaction.GetMode() != IDBTransaction::Mode::VersionChange ||
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mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return;
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}
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if (!transaction.IsActive()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return;
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}
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if (aName == mMetadata->name()) {
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return;
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}
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// Cache logging string of this index before renaming.
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const LoggingString loggingOldIndex(this);
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const int64_t indexId = Id();
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nsresult rv =
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transaction.Database()->RenameIndex(mObjectStore->Id(), indexId, aName);
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if (NS_FAILED(rv)) {
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aRv.Throw(rv);
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return;
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}
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// Don't do this in the macro because we always need to increment the serial
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// number to keep in sync with the parent.
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const uint64_t requestSerialNumber = IDBRequest::NextSerialNumber();
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IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"rename(%s)",
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"IDBIndex.rename(%.0s%.0s%.0s%.0s%.0s)",
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transaction.LoggingSerialNumber(), requestSerialNumber,
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IDB_LOG_STRINGIFY(transaction.Database()), IDB_LOG_STRINGIFY(transaction),
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IDB_LOG_STRINGIFY(mObjectStore), loggingOldIndex.get(),
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IDB_LOG_STRINGIFY(this));
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mObjectStore->MutableTransactionRef().RenameIndex(mObjectStore, indexId,
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aName);
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}
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bool IDBIndex::Unique() const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->unique();
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}
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bool IDBIndex::MultiEntry() const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->multiEntry();
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}
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bool IDBIndex::LocaleAware() const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->locale().IsEmpty();
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}
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const indexedDB::KeyPath& IDBIndex::GetKeyPath() const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->keyPath();
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}
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void IDBIndex::GetLocale(nsString& aLocale) const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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if (mMetadata->locale().IsEmpty()) {
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SetDOMStringToNull(aLocale);
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} else {
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CopyASCIItoUTF16(mMetadata->locale(), aLocale);
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}
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}
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const nsCString& IDBIndex::Locale() const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->locale();
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}
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bool IDBIndex::IsAutoLocale() const {
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->autoLocale();
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}
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nsIGlobalObject* IDBIndex::GetParentObject() const {
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AssertIsOnOwningThread();
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return mObjectStore->GetParentObject();
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}
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void IDBIndex::GetKeyPath(JSContext* aCx, JS::MutableHandle<JS::Value> aResult,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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if (!mCachedKeyPath.isUndefined()) {
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MOZ_ASSERT(mRooted);
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aResult.set(mCachedKeyPath);
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return;
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}
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MOZ_ASSERT(!mRooted);
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aRv = GetKeyPath().ToJSVal(aCx, mCachedKeyPath);
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if (NS_WARN_IF(aRv.Failed())) {
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return;
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}
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if (mCachedKeyPath.isGCThing()) {
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mozilla::HoldJSObjects(this);
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mRooted = true;
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}
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aResult.set(mCachedKeyPath);
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}
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RefPtr<IDBRequest> IDBIndex::GetInternal(bool aKeyOnly, JSContext* aCx,
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JS::Handle<JS::Value> aKey,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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if (mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
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return nullptr;
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}
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const auto& transaction = mObjectStore->TransactionRef();
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if (!transaction.IsActive()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return nullptr;
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}
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RefPtr<IDBKeyRange> keyRange;
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IDBKeyRange::FromJSVal(aCx, aKey, &keyRange, aRv);
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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if (!keyRange) {
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// Must specify a key or keyRange for get() and getKey().
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_KEY_ERR);
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return nullptr;
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}
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const int64_t objectStoreId = mObjectStore->Id();
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const int64_t indexId = Id();
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SerializedKeyRange serializedKeyRange;
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keyRange->ToSerialized(serializedKeyRange);
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RequestParams params;
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if (aKeyOnly) {
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params = IndexGetKeyParams(objectStoreId, indexId, serializedKeyRange);
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} else {
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params = IndexGetParams(objectStoreId, indexId, serializedKeyRange);
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}
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auto request = GenerateRequest(aCx, this).unwrap();
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if (aKeyOnly) {
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IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"getKey(%s)",
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"IDBIndex.getKey(%.0s%.0s%.0s%.0s%.0s)",
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transaction.LoggingSerialNumber(), request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction.Database()),
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IDB_LOG_STRINGIFY(transaction), IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this), IDB_LOG_STRINGIFY(keyRange));
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} else {
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IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"get(%s)",
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"IDBIndex.get(%.0s%.0s%.0s%.0s%.0s)", transaction.LoggingSerialNumber(),
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request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction.Database()),
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IDB_LOG_STRINGIFY(transaction), IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this), IDB_LOG_STRINGIFY(keyRange));
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}
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auto& mutableTransaction = mObjectStore->MutableTransactionRef();
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// TODO: This is necessary to preserve request ordering only. Proper
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// sequencing of requests should be done in a more sophisticated manner that
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// doesn't require invalidating cursor caches (Bug 1580499).
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mutableTransaction.InvalidateCursorCaches();
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mutableTransaction.StartRequest(request, params);
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return request;
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}
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RefPtr<IDBRequest> IDBIndex::GetAllInternal(bool aKeysOnly, JSContext* aCx,
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JS::Handle<JS::Value> aKey,
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const Optional<uint32_t>& aLimit,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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if (mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
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return nullptr;
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}
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const auto& transaction = mObjectStore->TransactionRef();
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if (!transaction.IsActive()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return nullptr;
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}
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RefPtr<IDBKeyRange> keyRange;
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IDBKeyRange::FromJSVal(aCx, aKey, &keyRange, aRv);
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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const int64_t objectStoreId = mObjectStore->Id();
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const int64_t indexId = Id();
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Maybe<SerializedKeyRange> optionalKeyRange;
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if (keyRange) {
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SerializedKeyRange serializedKeyRange;
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keyRange->ToSerialized(serializedKeyRange);
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optionalKeyRange.emplace(serializedKeyRange);
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}
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const uint32_t limit = aLimit.WasPassed() ? aLimit.Value() : 0;
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const auto& params =
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aKeysOnly ? RequestParams{IndexGetAllKeysParams(objectStoreId, indexId,
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optionalKeyRange, limit)}
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: RequestParams{IndexGetAllParams(objectStoreId, indexId,
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optionalKeyRange, limit)};
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auto request = GenerateRequest(aCx, this).unwrap();
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if (aKeysOnly) {
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IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"getAllKeys(%s, %s)",
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"IDBIndex.getAllKeys(%.0s%.0s%.0s%.0s%.0s%.0s)",
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transaction.LoggingSerialNumber(), request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction.Database()),
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IDB_LOG_STRINGIFY(transaction), IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this), IDB_LOG_STRINGIFY(keyRange),
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IDB_LOG_STRINGIFY(aLimit));
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} else {
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IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"getAll(%s, %s)",
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"IDBIndex.getAll(%.0s%.0s%.0s%.0s%.0s%.0s)",
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transaction.LoggingSerialNumber(), request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction.Database()),
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IDB_LOG_STRINGIFY(transaction), IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this), IDB_LOG_STRINGIFY(keyRange),
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IDB_LOG_STRINGIFY(aLimit));
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}
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auto& mutableTransaction = mObjectStore->MutableTransactionRef();
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// TODO: This is necessary to preserve request ordering only. Proper
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// sequencing of requests should be done in a more sophisticated manner that
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// doesn't require invalidating cursor caches (Bug 1580499).
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mutableTransaction.InvalidateCursorCaches();
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mutableTransaction.StartRequest(request, params);
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return request;
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}
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RefPtr<IDBRequest> IDBIndex::OpenCursorInternal(bool aKeysOnly, JSContext* aCx,
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JS::Handle<JS::Value> aRange,
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IDBCursorDirection aDirection,
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ErrorResult& aRv) {
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AssertIsOnOwningThread();
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if (mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
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return nullptr;
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}
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const auto& transaction = mObjectStore->TransactionRef();
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if (!transaction.IsActive()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return nullptr;
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}
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RefPtr<IDBKeyRange> keyRange;
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IDBKeyRange::FromJSVal(aCx, aRange, &keyRange, aRv);
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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const int64_t objectStoreId = mObjectStore->Id();
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const int64_t indexId = Id();
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Maybe<SerializedKeyRange> optionalKeyRange;
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if (keyRange) {
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SerializedKeyRange serializedKeyRange;
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keyRange->ToSerialized(serializedKeyRange);
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optionalKeyRange.emplace(std::move(serializedKeyRange));
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}
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const CommonIndexOpenCursorParams commonIndexParams = {
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{objectStoreId, std::move(optionalKeyRange), aDirection}, indexId};
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const auto params =
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aKeysOnly ? OpenCursorParams{IndexOpenKeyCursorParams{commonIndexParams}}
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: OpenCursorParams{IndexOpenCursorParams{commonIndexParams}};
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auto request = GenerateRequest(aCx, this).unwrap();
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if (aKeysOnly) {
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IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"openKeyCursor(%s, %s)",
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"IDBIndex.openKeyCursor(%.0s%.0s%.0s%.0s%.0s%.0s)",
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transaction.LoggingSerialNumber(), request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction.Database()),
|
|
IDB_LOG_STRINGIFY(transaction), IDB_LOG_STRINGIFY(mObjectStore),
|
|
IDB_LOG_STRINGIFY(this), IDB_LOG_STRINGIFY(keyRange),
|
|
IDB_LOG_STRINGIFY(aDirection));
|
|
} else {
|
|
IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
|
|
"database(%s).transaction(%s).objectStore(%s).index(%s)."
|
|
"openCursor(%s, %s)",
|
|
"IDBIndex.openCursor(%.0s%.0s%.0s%.0s%.0s%.0s)",
|
|
transaction.LoggingSerialNumber(), request->LoggingSerialNumber(),
|
|
IDB_LOG_STRINGIFY(transaction.Database()),
|
|
IDB_LOG_STRINGIFY(transaction), IDB_LOG_STRINGIFY(mObjectStore),
|
|
IDB_LOG_STRINGIFY(this), IDB_LOG_STRINGIFY(keyRange),
|
|
IDB_LOG_STRINGIFY(aDirection));
|
|
}
|
|
|
|
const auto actor =
|
|
aKeysOnly
|
|
? static_cast<SafeRefPtr<BackgroundCursorChildBase>>(
|
|
MakeSafeRefPtr<BackgroundCursorChild<IDBCursorType::IndexKey>>(
|
|
request, this, aDirection))
|
|
: MakeSafeRefPtr<BackgroundCursorChild<IDBCursorType::Index>>(
|
|
request, this, aDirection);
|
|
|
|
auto& mutableTransaction = mObjectStore->MutableTransactionRef();
|
|
|
|
// TODO: This is necessary to preserve request ordering only. Proper
|
|
// sequencing of requests should be done in a more sophisticated manner that
|
|
// doesn't require invalidating cursor caches (Bug 1580499).
|
|
mutableTransaction.InvalidateCursorCaches();
|
|
|
|
mutableTransaction.OpenCursor(*actor, params);
|
|
|
|
return request;
|
|
}
|
|
|
|
RefPtr<IDBRequest> IDBIndex::Count(JSContext* aCx, JS::Handle<JS::Value> aKey,
|
|
ErrorResult& aRv) {
|
|
AssertIsOnOwningThread();
|
|
|
|
if (mDeletedMetadata) {
|
|
aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
const auto& transaction = mObjectStore->TransactionRef();
|
|
if (!transaction.IsActive()) {
|
|
aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
RefPtr<IDBKeyRange> keyRange;
|
|
IDBKeyRange::FromJSVal(aCx, aKey, &keyRange, aRv);
|
|
if (aRv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
IndexCountParams params;
|
|
params.objectStoreId() = mObjectStore->Id();
|
|
params.indexId() = Id();
|
|
|
|
if (keyRange) {
|
|
SerializedKeyRange serializedKeyRange;
|
|
keyRange->ToSerialized(serializedKeyRange);
|
|
params.optionalKeyRange().emplace(serializedKeyRange);
|
|
}
|
|
|
|
auto request = GenerateRequest(aCx, this).unwrap();
|
|
|
|
IDB_LOG_MARK_CHILD_TRANSACTION_REQUEST(
|
|
"database(%s).transaction(%s).objectStore(%s).index(%s)."
|
|
"count(%s)",
|
|
"IDBIndex.count(%.0s%.0s%.0s%.0s%.0s)", transaction.LoggingSerialNumber(),
|
|
request->LoggingSerialNumber(), IDB_LOG_STRINGIFY(transaction.Database()),
|
|
IDB_LOG_STRINGIFY(transaction), IDB_LOG_STRINGIFY(mObjectStore),
|
|
IDB_LOG_STRINGIFY(this), IDB_LOG_STRINGIFY(keyRange));
|
|
|
|
auto& mutableTransaction = mObjectStore->MutableTransactionRef();
|
|
|
|
// TODO: This is necessary to preserve request ordering only. Proper
|
|
// sequencing of requests should be done in a more sophisticated manner that
|
|
// doesn't require invalidating cursor caches (Bug 1580499).
|
|
mutableTransaction.InvalidateCursorCaches();
|
|
|
|
mutableTransaction.StartRequest(request, params);
|
|
|
|
return request;
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(IDBIndex)
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IDBIndex)
|
|
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
|
|
NS_INTERFACE_MAP_ENTRY(nsISupports)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_MULTI_ZONE_JSHOLDER_CLASS(IDBIndex)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mCachedKeyPath)
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mObjectStore)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
|
|
|
|
// Don't unlink mObjectStore!
|
|
|
|
tmp->mCachedKeyPath.setUndefined();
|
|
|
|
if (tmp->mRooted) {
|
|
mozilla::DropJSObjects(tmp);
|
|
tmp->mRooted = false;
|
|
}
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
|
|
|
|
JSObject* IDBIndex::WrapObject(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) {
|
|
return IDBIndex_Binding::Wrap(aCx, this, aGivenProto);
|
|
}
|
|
|
|
} // namespace mozilla::dom
|