65 lines
2.9 KiB
C++
65 lines
2.9 KiB
C++
/*
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* Copyright (C) 2009 Google 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 are
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* met:
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*
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* * 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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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY 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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#pragma once
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#include "ScriptExecutionContext.h"
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namespace WebCore {
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class CacheStorageConnection;
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// A proxy to talk to the loader context. Normally, the document on the main thread
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// provides loading services for the subordinate workers. This interface provides 2-way
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// communications to the Document context and back to the worker.
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// Note that in multi-process browsers, the Worker object context and the Document
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// context can be distinct.
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class WorkerLoaderProxy {
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public:
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virtual ~WorkerLoaderProxy() = default;
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virtual bool isWorkerMessagingProxy() const { return false; }
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// Creates a cache storage connection to be used on the main thread. Method must be called on the main thread.
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virtual RefPtr<CacheStorageConnection> createCacheStorageConnection() = 0;
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virtual RefPtr<RTCDataChannelRemoteHandlerConnection> createRTCDataChannelRemoteHandlerConnection() = 0;
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// Posts a task to the thread which runs the loading code (normally, the main thread).
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virtual void postTaskToLoader(ScriptExecutionContext::Task&&) = 0;
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// Posts callbacks from loading code to the WorkerGlobalScope. The 'mode' is used to differentiate
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// specific synchronous loading requests so they can be 'nested', per spec.
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// Returns true if the task was posted successfully.
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virtual bool postTaskForModeToWorkerOrWorkletGlobalScope(ScriptExecutionContext::Task&&, const String& mode) = 0;
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};
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} // namespace WebCore
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