2016-11-16 01:35:36 +03:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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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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#if !defined(GMPCrashHelper_h_)
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# define GMPCrashHelper_h_
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2017-02-20 20:30:42 +03:00
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# include "MainThreadUtils.h"
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2016-11-16 01:35:36 +03:00
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# include "nsISupportsImpl.h"
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2017-02-20 20:30:42 +03:00
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# include "nsPIDOMWindow.h"
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2016-11-16 01:35:36 +03:00
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namespace mozilla {
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// For every GMP actor requested, the caller can specify a crash helper,
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// which is an object which supplies the nsPIDOMWindowInner to which we'll
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// dispatch the PluginCrashed event if the GMP crashes.
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// GMPCrashHelper has threadsafe refcounting. Its release method ensures
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// that instances are destroyed on the main thread.
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class GMPCrashHelper {
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public:
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NS_METHOD_(MozExternalRefCountType) AddRef(void);
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NS_METHOD_(MozExternalRefCountType) Release(void);
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// Called on the main thread.
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virtual already_AddRefed<nsPIDOMWindowInner>
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GetPluginCrashedEventTarget() = 0;
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protected:
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virtual ~GMPCrashHelper() { MOZ_ASSERT(NS_IsMainThread()); }
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void Destroy();
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mozilla::ThreadSafeAutoRefCnt mRefCnt;
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NS_DECL_OWNINGTHREAD
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};
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} // namespace mozilla
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#endif // GMPCrashHelper_h_
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