diff options
Diffstat (limited to 'src/javascript/jsc/bindings/webcore/JSDOMGuardedObject.cpp')
-rw-r--r-- | src/javascript/jsc/bindings/webcore/JSDOMGuardedObject.cpp | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/src/javascript/jsc/bindings/webcore/JSDOMGuardedObject.cpp b/src/javascript/jsc/bindings/webcore/JSDOMGuardedObject.cpp deleted file mode 100644 index 76fc86415..000000000 --- a/src/javascript/jsc/bindings/webcore/JSDOMGuardedObject.cpp +++ /dev/null @@ -1,78 +0,0 @@ -/* - * Copyright (C) 2017-2021 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "JSDOMGuardedObject.h" - - -namespace WebCore { -using namespace JSC; - -DOMGuardedObject::DOMGuardedObject(JSDOMGlobalObject& globalObject, JSCell& guarded) - : ActiveDOMCallback(globalObject.scriptExecutionContext()) - , m_guarded(&guarded) - , m_globalObject(&globalObject) -{ - globalObject.vm().writeBarrier(&globalObject, &guarded); - if (globalObject.vm().heap.mutatorShouldBeFenced()) { - Locker locker { globalObject.gcLock() }; - globalObject.guardedObjects().add(this); - return; - } - globalObject.guardedObjects(NoLockingNecessary).add(this); -} - -DOMGuardedObject::~DOMGuardedObject() -{ - clear(); -} - -void DOMGuardedObject::clear() -{ - ASSERT(!m_guarded || m_globalObject); - removeFromGlobalObject(); - m_guarded.clear(); - m_globalObject.clear(); -} - -void DOMGuardedObject::removeFromGlobalObject() -{ - if (!m_guarded || !m_globalObject) - return; - - if (m_globalObject->vm().heap.mutatorShouldBeFenced()) { - Locker locker { m_globalObject->gcLock() }; - m_globalObject->guardedObjects().remove(this); - } else - m_globalObject->guardedObjects(NoLockingNecessary).remove(this); -} - -void DOMGuardedObject::contextDestroyed() -{ - ActiveDOMCallback::contextDestroyed(); - clear(); -} - -} |