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Diffstat (limited to '')
-rw-r--r-- | dom/workers/loader/WorkerLoadContext.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/dom/workers/loader/WorkerLoadContext.cpp b/dom/workers/loader/WorkerLoadContext.cpp new file mode 100644 index 0000000000..c4f509fb94 --- /dev/null +++ b/dom/workers/loader/WorkerLoadContext.cpp @@ -0,0 +1,73 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "WorkerLoadContext.h" +#include "mozilla/dom/workerinternals/ScriptLoader.h" +#include "CacheLoadHandler.h" // CacheCreator + +namespace mozilla { +namespace dom { + +WorkerLoadContext::WorkerLoadContext(Kind aKind, + const Maybe<ClientInfo>& aClientInfo) + : JS::loader::LoadContextBase(JS::loader::ContextKind::Worker), + mKind(aKind), + mClientInfo(aClientInfo){}; + +ThreadSafeRequestHandle::ThreadSafeRequestHandle( + JS::loader::ScriptLoadRequest* aRequest, nsISerialEventTarget* aSyncTarget) + : mRequest(aRequest), mOwningEventTarget(aSyncTarget) {} + +already_AddRefed<JS::loader::ScriptLoadRequest> +ThreadSafeRequestHandle::ReleaseRequest() { + RefPtr<JS::loader::ScriptLoadRequest> request; + mRequest.swap(request); + mRunnable = nullptr; + return request.forget(); +} + +nsresult ThreadSafeRequestHandle::OnStreamComplete(nsresult aStatus) { + return mRunnable->OnStreamComplete(this, aStatus); +} + +void ThreadSafeRequestHandle::LoadingFinished(nsresult aRv) { + mRunnable->LoadingFinished(this, aRv); +} + +void ThreadSafeRequestHandle::MaybeExecuteFinishedScripts() { + mRunnable->MaybeExecuteFinishedScripts(this); +} + +bool ThreadSafeRequestHandle::IsCancelled() { return mRunnable->IsCancelled(); } + +nsresult ThreadSafeRequestHandle::GetCancelResult() { + return mRunnable->GetCancelResult(); +} + +workerinternals::loader::CacheCreator* +ThreadSafeRequestHandle::GetCacheCreator() { + AssertIsOnMainThread(); + return mRunnable->GetCacheCreator(); +} + +ThreadSafeRequestHandle::~ThreadSafeRequestHandle() { + // Normally we only touch mStrongRef on the owning thread. This is safe, + // however, because when we do use mStrongRef on the owning thread we are + // always holding a strong ref to the ThreadsafeHandle via the owning + // runnable. So we cannot run the ThreadsafeHandle destructor simultaneously. + if (!mRequest || mOwningEventTarget->IsOnCurrentThread()) { + return; + } + + // Dispatch in NS_ProxyRelease is guaranteed to succeed here because we block + // shutdown until all Contexts have been destroyed. Therefore it is ok to have + // MOZ_ALWAYS_SUCCEED here. + MOZ_ALWAYS_SUCCEEDS(NS_ProxyRelease("ThreadSafeRequestHandle::mRequest", + mOwningEventTarget, mRequest.forget())); +} + +} // namespace dom +} // namespace mozilla |