mirror of
https://github.com/classilla/tenfourfox.git
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250 lines
6.3 KiB
C++
250 lines
6.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 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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#include "mozilla/dom/cache/CacheOpChild.h"
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#include "mozilla/dom/Promise.h"
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#include "mozilla/dom/Request.h"
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#include "mozilla/dom/Response.h"
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#include "mozilla/dom/cache/Cache.h"
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#include "mozilla/dom/cache/CacheChild.h"
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#include "mozilla/dom/cache/CacheStreamControlChild.h"
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namespace mozilla {
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namespace dom {
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namespace cache {
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namespace {
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void
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AddFeatureToStreamChild(const CacheReadStream& aReadStream, Feature* aFeature)
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{
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MOZ_ASSERT_IF(!NS_IsMainThread(), aFeature);
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CacheStreamControlChild* cacheControl =
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static_cast<CacheStreamControlChild*>(aReadStream.controlChild());
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if (cacheControl) {
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cacheControl->SetFeature(aFeature);
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}
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}
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void
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AddFeatureToStreamChild(const CacheResponse& aResponse, Feature* aFeature)
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{
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MOZ_ASSERT_IF(!NS_IsMainThread(), aFeature);
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if (aResponse.body().type() == CacheReadStreamOrVoid::Tvoid_t) {
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return;
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}
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AddFeatureToStreamChild(aResponse.body().get_CacheReadStream(), aFeature);
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}
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void
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AddFeatureToStreamChild(const CacheRequest& aRequest, Feature* aFeature)
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{
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MOZ_ASSERT_IF(!NS_IsMainThread(), aFeature);
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if (aRequest.body().type() == CacheReadStreamOrVoid::Tvoid_t) {
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return;
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}
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AddFeatureToStreamChild(aRequest.body().get_CacheReadStream(), aFeature);
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}
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} // namespace
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CacheOpChild::CacheOpChild(Feature* aFeature, nsIGlobalObject* aGlobal,
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nsISupports* aParent, Promise* aPromise)
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: mGlobal(aGlobal)
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, mParent(aParent)
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, mPromise(aPromise)
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{
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MOZ_ASSERT(mGlobal);
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MOZ_ASSERT(mParent);
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MOZ_ASSERT(mPromise);
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MOZ_ASSERT_IF(!NS_IsMainThread(), aFeature);
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SetFeature(aFeature);
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}
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CacheOpChild::~CacheOpChild()
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{
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NS_ASSERT_OWNINGTHREAD(CacheOpChild);
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MOZ_ASSERT(!mPromise);
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}
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void
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CacheOpChild::ActorDestroy(ActorDestroyReason aReason)
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{
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NS_ASSERT_OWNINGTHREAD(CacheOpChild);
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// If the actor was terminated for some unknown reason, then indicate the
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// operation is dead.
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if (mPromise) {
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mPromise->MaybeReject(NS_ERROR_FAILURE);
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mPromise = nullptr;
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}
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RemoveFeature();
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}
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bool
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CacheOpChild::Recv__delete__(const ErrorResult& aRv,
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const CacheOpResult& aResult)
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{
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NS_ASSERT_OWNINGTHREAD(CacheOpChild);
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if (NS_WARN_IF(aRv.Failed())) {
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MOZ_ASSERT(aResult.type() == CacheOpResult::Tvoid_t);
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// TODO: Remove this const_cast (bug 1152078).
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// It is safe for now since this ErrorResult is handed off to us by IPDL
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// and is thrown into the trash afterwards.
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mPromise->MaybeReject(const_cast<ErrorResult&>(aRv));
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mPromise = nullptr;
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return true;
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}
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switch (aResult.type()) {
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case CacheOpResult::TCacheMatchResult:
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{
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HandleResponse(aResult.get_CacheMatchResult().responseOrVoid());
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break;
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}
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case CacheOpResult::TCacheMatchAllResult:
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{
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HandleResponseList(aResult.get_CacheMatchAllResult().responseList());
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break;
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}
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case CacheOpResult::TCachePutAllResult:
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{
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mPromise->MaybeResolve(JS::UndefinedHandleValue);
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break;
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}
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case CacheOpResult::TCacheDeleteResult:
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{
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mPromise->MaybeResolve(aResult.get_CacheDeleteResult().success());
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break;
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}
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case CacheOpResult::TCacheKeysResult:
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{
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HandleRequestList(aResult.get_CacheKeysResult().requestList());
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break;
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}
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case CacheOpResult::TStorageMatchResult:
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{
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HandleResponse(aResult.get_StorageMatchResult().responseOrVoid());
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break;
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}
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case CacheOpResult::TStorageHasResult:
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{
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mPromise->MaybeResolve(aResult.get_StorageHasResult().success());
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break;
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}
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case CacheOpResult::TStorageOpenResult:
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{
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auto actor = static_cast<CacheChild*>(
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aResult.get_StorageOpenResult().actorChild());
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actor->SetFeature(GetFeature());
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RefPtr<Cache> cache = new Cache(mGlobal, actor);
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mPromise->MaybeResolve(cache);
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break;
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}
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case CacheOpResult::TStorageDeleteResult:
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{
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mPromise->MaybeResolve(aResult.get_StorageDeleteResult().success());
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break;
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}
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case CacheOpResult::TStorageKeysResult:
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{
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mPromise->MaybeResolve(aResult.get_StorageKeysResult().keyList());
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break;
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}
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default:
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MOZ_CRASH("Unknown Cache op result type!");
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}
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mPromise = nullptr;
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return true;
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}
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void
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CacheOpChild::StartDestroy()
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{
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NS_ASSERT_OWNINGTHREAD(CacheOpChild);
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// Do not cancel on-going operations when Feature calls this. Instead, keep
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// the Worker alive until we are done.
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}
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nsIGlobalObject*
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CacheOpChild::GetGlobalObject() const
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{
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return mGlobal;
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}
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#ifdef DEBUG
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void
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CacheOpChild::AssertOwningThread() const
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{
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NS_ASSERT_OWNINGTHREAD(CacheOpChild);
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}
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#endif
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CachePushStreamChild*
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CacheOpChild::CreatePushStream(nsIAsyncInputStream* aStream)
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{
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MOZ_CRASH("CacheOpChild should never create a push stream actor!");
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}
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void
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CacheOpChild::HandleResponse(const CacheResponseOrVoid& aResponseOrVoid)
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{
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if (aResponseOrVoid.type() == CacheResponseOrVoid::Tvoid_t) {
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mPromise->MaybeResolve(JS::UndefinedHandleValue);
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return;
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}
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const CacheResponse& cacheResponse = aResponseOrVoid.get_CacheResponse();
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AddFeatureToStreamChild(cacheResponse, GetFeature());
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RefPtr<Response> response = ToResponse(cacheResponse);
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mPromise->MaybeResolve(response);
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}
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void
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CacheOpChild::HandleResponseList(const nsTArray<CacheResponse>& aResponseList)
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{
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nsAutoTArray<RefPtr<Response>, 256> responses;
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responses.SetCapacity(aResponseList.Length());
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for (uint32_t i = 0; i < aResponseList.Length(); ++i) {
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AddFeatureToStreamChild(aResponseList[i], GetFeature());
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responses.AppendElement(ToResponse(aResponseList[i]));
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}
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mPromise->MaybeResolve(responses);
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}
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void
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CacheOpChild::HandleRequestList(const nsTArray<CacheRequest>& aRequestList)
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{
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nsAutoTArray<RefPtr<Request>, 256> requests;
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requests.SetCapacity(aRequestList.Length());
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for (uint32_t i = 0; i < aRequestList.Length(); ++i) {
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AddFeatureToStreamChild(aRequestList[i], GetFeature());
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requests.AppendElement(ToRequest(aRequestList[i]));
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}
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mPromise->MaybeResolve(requests);
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}
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} // namespace cache
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} // namespace dom
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} // namespace mozilla
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