222 lines
8.6 KiB
C++
222 lines
8.6 KiB
C++
/*
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* Copyright (C) 2008-2017 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#pragma once
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#include "Base64Utilities.h"
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#include "CacheStorageConnection.h"
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#include "ImageBitmap.h"
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#include "ScriptBufferSourceProvider.h"
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#include "ScriptExecutionContext.h"
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#include "Supplementable.h"
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#include "WorkerOrWorkletGlobalScope.h"
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#include "WorkerOrWorkletScriptController.h"
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#include "WorkerCacheStorageConnection.h"
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#include "WorkerMessagePortChannelProvider.h"
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#include "WorkerThread.h"
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#include <JavaScriptCore/ConsoleMessage.h>
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#include <memory>
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#include <wtf/HashMap.h>
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#include <wtf/MemoryPressureHandler.h>
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#include <wtf/URL.h>
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#include <wtf/URLHash.h>
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#include <wtf/WeakHashSet.h>
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namespace WebCore {
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class CSSFontSelector;
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class CSSValuePool;
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class ContentSecurityPolicyResponseHeaders;
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class Crypto;
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class FontFaceSet;
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class Performance;
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class ScheduledAction;
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class WorkerLocation;
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class WorkerNavigator;
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class WorkerSWClientConnection;
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struct WorkerParameters;
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namespace IDBClient {
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class IDBConnectionProxy;
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}
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class WorkerGlobalScope : public Supplementable<WorkerGlobalScope>, public Base64Utilities, public WorkerOrWorkletGlobalScope {
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WTF_MAKE_ISO_ALLOCATED(WorkerGlobalScope);
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public:
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virtual ~WorkerGlobalScope();
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virtual bool isDedicatedWorkerGlobalScope() const { return false; }
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virtual bool isServiceWorkerGlobalScope() const { return false; }
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const URL& url() const final { return m_url; }
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String origin() const;
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const String& identifier() const { return m_identifier; }
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IDBClient::IDBConnectionProxy* idbConnectionProxy() final;
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void suspend() final;
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void resume() final;
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WorkerCacheStorageConnection& cacheStorageConnection();
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MessagePortChannelProvider& messagePortChannelProvider();
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#if ENABLE(SERVICE_WORKER)
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WorkerSWClientConnection& swClientConnection();
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#endif
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WorkerThread& thread() const;
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using ScriptExecutionContext::hasPendingActivity;
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WorkerGlobalScope& self() { return *this; }
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WorkerLocation& location() const;
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void close();
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virtual ExceptionOr<void> importScripts(const Vector<String>& urls);
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WorkerNavigator& navigator();
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void setIsOnline(bool);
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ExceptionOr<int> setTimeout(JSC::JSGlobalObject&, std::unique_ptr<ScheduledAction>, int timeout, Vector<JSC::Strong<JSC::Unknown>>&& arguments);
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void clearTimeout(int timeoutId);
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ExceptionOr<int> setInterval(JSC::JSGlobalObject&, std::unique_ptr<ScheduledAction>, int timeout, Vector<JSC::Strong<JSC::Unknown>>&& arguments);
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void clearInterval(int timeoutId);
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bool isSecureContext() const final;
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bool crossOriginIsolated() const;
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WorkerNavigator* optionalNavigator() const { return m_navigator.get(); }
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WorkerLocation* optionalLocation() const { return m_location.get(); }
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void addConsoleMessage(std::unique_ptr<Inspector::ConsoleMessage>&&) final;
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SecurityOrigin& topOrigin() const final { return m_topOrigin.get(); }
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Crypto& crypto();
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Performance& performance() const;
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void prepareForDestruction() override;
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void removeAllEventListeners() final;
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void createImageBitmap(ImageBitmap::Source&&, ImageBitmapOptions&&, ImageBitmap::Promise&&);
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void createImageBitmap(ImageBitmap::Source&&, int sx, int sy, int sw, int sh, ImageBitmapOptions&&, ImageBitmap::Promise&&);
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CSSValuePool& cssValuePool() final;
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CSSFontSelector* cssFontSelector() final;
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FontCache& fontCache() final;
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Ref<FontFaceSet> fonts();
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std::unique_ptr<FontLoadRequest> fontLoadRequest(String& url, bool isSVG, bool isInitiatingElementInUserAgentShadowTree, LoadedFromOpaqueSource) final;
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void beginLoadingFontSoon(FontLoadRequest&) final;
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ReferrerPolicy referrerPolicy() const final;
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const Settings::Values& settingsValues() const final { return m_settingsValues; }
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FetchOptions::Credentials credentials() const { return m_credentials; }
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void releaseMemory(Synchronous);
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static void releaseMemoryInWorkers(Synchronous);
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void setMainScriptSourceProvider(ScriptBufferSourceProvider&);
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void addImportedScriptSourceProvider(const URL&, ScriptBufferSourceProvider&);
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protected:
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WorkerGlobalScope(WorkerThreadType, const WorkerParameters&, Ref<SecurityOrigin>&&, WorkerThread&, Ref<SecurityOrigin>&& topOrigin, IDBClient::IDBConnectionProxy*, SocketProvider*);
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void applyContentSecurityPolicyResponseHeaders(const ContentSecurityPolicyResponseHeaders&);
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void updateSourceProviderBuffers(const ScriptBuffer& mainScript, const HashMap<URL, ScriptBuffer>& importedScripts);
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private:
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void logExceptionToConsole(const String& errorMessage, const String& sourceURL, int lineNumber, int columnNumber, RefPtr<Inspector::ScriptCallStack>&&) final;
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// The following addMessage and addConsoleMessage functions are deprecated.
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// Callers should try to create the ConsoleMessage themselves.
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void addMessage(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, unsigned columnNumber, RefPtr<Inspector::ScriptCallStack>&&, JSC::JSGlobalObject*, unsigned long requestIdentifier) final;
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void addConsoleMessage(MessageSource, MessageLevel, const String& message, unsigned long requestIdentifier) final;
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bool isWorkerGlobalScope() const final { return true; }
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void deleteJSCodeAndGC(Synchronous);
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void clearDecodedScriptData();
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URL completeURL(const String&, ForceUTF8 = ForceUTF8::No) const final;
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String userAgent(const URL&) const final;
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EventTarget* errorEventTarget() final;
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String resourceRequestIdentifier() const final { return m_identifier; }
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SocketProvider* socketProvider() final;
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RefPtr<RTCDataChannelRemoteHandlerConnection> createRTCDataChannelRemoteHandlerConnection() final;
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bool shouldBypassMainWorldContentSecurityPolicy() const final { return m_shouldBypassMainWorldContentSecurityPolicy; }
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#if ENABLE(WEB_CRYPTO)
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bool wrapCryptoKey(const Vector<uint8_t>& key, Vector<uint8_t>& wrappedKey) final;
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bool unwrapCryptoKey(const Vector<uint8_t>& wrappedKey, Vector<uint8_t>& key) final;
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#endif
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void stopIndexedDatabase();
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URL m_url;
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String m_identifier;
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String m_userAgent;
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mutable RefPtr<WorkerLocation> m_location;
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mutable RefPtr<WorkerNavigator> m_navigator;
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bool m_isOnline;
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bool m_shouldBypassMainWorldContentSecurityPolicy;
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Ref<SecurityOrigin> m_topOrigin;
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RefPtr<IDBClient::IDBConnectionProxy> m_connectionProxy;
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RefPtr<SocketProvider> m_socketProvider;
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RefPtr<Performance> m_performance;
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mutable RefPtr<Crypto> m_crypto;
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WeakPtr<ScriptBufferSourceProvider> m_mainScriptSourceProvider;
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HashMap<URL, WeakHashSet<ScriptBufferSourceProvider>> m_importedScriptsSourceProviders;
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RefPtr<WorkerCacheStorageConnection> m_cacheStorageConnection;
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std::unique_ptr<WorkerMessagePortChannelProvider> m_messagePortChannelProvider;
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#if ENABLE(SERVICE_WORKER)
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RefPtr<WorkerSWClientConnection> m_swClientConnection;
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#endif
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std::unique_ptr<CSSValuePool> m_cssValuePool;
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RefPtr<CSSFontSelector> m_cssFontSelector;
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RefPtr<FontCache> m_fontCache;
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ReferrerPolicy m_referrerPolicy;
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Settings::Values m_settingsValues;
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WorkerType m_workerType;
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FetchOptions::Credentials m_credentials;
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::WorkerGlobalScope)
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static bool isType(const WebCore::ScriptExecutionContext& context) { return context.isWorkerGlobalScope(); }
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SPECIALIZE_TYPE_TRAITS_END()
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