/* * Copyright (C) 2017 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 "JSNavigator.h" #include "WebCoreJSClientData.h" #include <JavaScriptCore/CatchScope.h> namespace WebCore { void JSNavigator::visitAdditionalChildren(JSC::SlotVisitor& visitor) { visitor.addOpaqueRoot(static_cast<NavigatorBase*>(&wrapped())); } #if ENABLE(MEDIA_STREAM) JSValue JSNavigator::getUserMedia(JSGlobalObject& lexicalGlobalObject, CallFrame& callFrame) { auto* function = globalObject()->builtinInternalFunctions().jsDOMBindingInternals().m_getUserMediaShimFunction.get(); ASSERT(function); JSC::CallData callData; JSC::CallType callType = JSC::getCallData(lexicalGlobalObject.vm(), function, callData); ASSERT(callType != JSC::CallType::None); JSC::MarkedArgumentBuffer arguments; for (size_t cptr = 0; cptr < callFrame.argumentCount(); ++cptr) arguments.append(callFrame.uncheckedArgument(cptr)); ASSERT(!arguments.hasOverflowed()); JSC::call(&lexicalGlobalObject, function, callType, callData, this, arguments); return jsUndefined(); } #endif }