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4f53bc5dc3
All uses are always the main thread and its derivative (obtained via EventTargetFor method) or nullptr. Depends on D80421 Differential Revision: https://phabricator.services.mozilla.com/D80422
41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et 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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#ifndef mozilla_net_NeckoTargetHolder_h
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#define mozilla_net_NeckoTargetHolder_h
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#include "nsIEventTarget.h"
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#include "nsThreadUtils.h"
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namespace mozilla {
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namespace net {
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// A helper class that implements GetNeckoTarget(). Basically, all e10s child
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// channels should inherit this class in order to get a labeled event target.
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class NeckoTargetHolder {
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public:
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explicit NeckoTargetHolder(nsISerialEventTarget* aNeckoTarget)
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: mNeckoTarget(aNeckoTarget) {}
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protected:
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virtual ~NeckoTargetHolder() = default;
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// Get event target for processing network events.
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virtual already_AddRefed<nsISerialEventTarget> GetNeckoTarget();
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// When |mNeckoTarget| is not null, use it to dispatch the runnable.
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// Otherwise, dispatch the runnable to the main thread.
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nsresult Dispatch(already_AddRefed<nsIRunnable>&& aRunnable,
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uint32_t aDispatchFlags = NS_DISPATCH_NORMAL);
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// EventTarget for labeling networking events.
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nsCOMPtr<nsISerialEventTarget> mNeckoTarget;
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};
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} // namespace net
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} // namespace mozilla
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#endif
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