diff -r 000000000000 -r 6474c204b198 uriloader/prefetch/OfflineCacheUpdateParent.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uriloader/prefetch/OfflineCacheUpdateParent.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,263 @@
+/* -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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 "OfflineCacheUpdateParent.h"
+
+#include "mozilla/dom/TabParent.h"
+#include "mozilla/ipc/URIUtils.h"
+#include "mozilla/unused.h"
+#include "nsOfflineCacheUpdate.h"
+#include "nsIApplicationCache.h"
+#include "nsIScriptSecurityManager.h"
+#include "nsNetUtil.h"
+#include "nsContentUtils.h"
+
+using namespace mozilla::ipc;
+using mozilla::dom::TabParent;
+
+#if defined(PR_LOGGING)
+//
+// To enable logging (see prlog.h for full details):
+//
+//    set NSPR_LOG_MODULES=nsOfflineCacheUpdate:5
+//    set NSPR_LOG_FILE=offlineupdate.log
+//
+// this enables PR_LOG_ALWAYS level information and places all output in
+// the file offlineupdate.log
+//
+extern PRLogModuleInfo *gOfflineCacheUpdateLog;
+#endif
+
+#undef LOG
+#define LOG(args) PR_LOG(gOfflineCacheUpdateLog, 4, args)
+
+#undef LOG_ENABLED
+#define LOG_ENABLED() PR_LOG_TEST(gOfflineCacheUpdateLog, 4)
+
+namespace mozilla {
+namespace docshell {
+
+//-----------------------------------------------------------------------------
+// OfflineCacheUpdateParent::nsISupports
+//-----------------------------------------------------------------------------
+
+NS_IMPL_ISUPPORTS(OfflineCacheUpdateParent,
+                  nsIOfflineCacheUpdateObserver,
+                  nsILoadContext)
+
+//-----------------------------------------------------------------------------
+// OfflineCacheUpdateParent <public>
+//-----------------------------------------------------------------------------
+
+OfflineCacheUpdateParent::OfflineCacheUpdateParent(uint32_t aAppId,
+                                                   bool aIsInBrowser)
+    : mIPCClosed(false)
+    , mIsInBrowserElement(aIsInBrowser)
+    , mAppId(aAppId)
+{
+    // Make sure the service has been initialized
+    nsOfflineCacheUpdateService::EnsureService();
+
+    LOG(("OfflineCacheUpdateParent::OfflineCacheUpdateParent [%p]", this));
+}
+
+OfflineCacheUpdateParent::~OfflineCacheUpdateParent()
+{
+    LOG(("OfflineCacheUpdateParent::~OfflineCacheUpdateParent [%p]", this));
+}
+
+void
+OfflineCacheUpdateParent::ActorDestroy(ActorDestroyReason why)
+{
+    mIPCClosed = true;
+}
+
+nsresult
+OfflineCacheUpdateParent::Schedule(const URIParams& aManifestURI,
+                                   const URIParams& aDocumentURI,
+                                   const bool& stickDocument)
+{
+    LOG(("OfflineCacheUpdateParent::RecvSchedule [%p]", this));
+
+    nsRefPtr<nsOfflineCacheUpdate> update;
+    nsCOMPtr<nsIURI> manifestURI = DeserializeURI(aManifestURI);
+    if (!manifestURI)
+        return NS_ERROR_FAILURE;
+
+    nsOfflineCacheUpdateService* service =
+        nsOfflineCacheUpdateService::EnsureService();
+    if (!service)
+        return NS_ERROR_FAILURE;
+
+    bool offlinePermissionAllowed = false;
+
+    nsCOMPtr<nsIPrincipal> principal;
+    nsContentUtils::GetSecurityManager()->
+        GetAppCodebasePrincipal(manifestURI, mAppId, mIsInBrowserElement,
+                                getter_AddRefs(principal));
+
+    nsresult rv = service->OfflineAppAllowed(
+        principal, nullptr, &offlinePermissionAllowed);
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    if (!offlinePermissionAllowed)
+        return NS_ERROR_DOM_SECURITY_ERR;
+
+    nsCOMPtr<nsIURI> documentURI = DeserializeURI(aDocumentURI);
+    if (!documentURI)
+        return NS_ERROR_FAILURE;
+
+    if (!NS_SecurityCompareURIs(manifestURI, documentURI, false))
+        return NS_ERROR_DOM_SECURITY_ERR;
+
+    service->FindUpdate(manifestURI, mAppId, mIsInBrowserElement,
+                        getter_AddRefs(update));
+    if (!update) {
+        update = new nsOfflineCacheUpdate();
+
+        // Leave aDocument argument null. Only glues and children keep 
+        // document instances.
+        rv = update->Init(manifestURI, documentURI, nullptr, nullptr,
+                          mAppId, mIsInBrowserElement);
+        NS_ENSURE_SUCCESS(rv, rv);
+
+        rv = update->Schedule();
+        NS_ENSURE_SUCCESS(rv, rv);
+    }
+
+    update->AddObserver(this, false);
+
+    if (stickDocument) {
+        nsCOMPtr<nsIURI> stickURI;
+        documentURI->Clone(getter_AddRefs(stickURI));
+        update->StickDocument(stickURI);
+    }
+
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::UpdateStateChanged(nsIOfflineCacheUpdate *aUpdate, uint32_t state)
+{
+    if (mIPCClosed)
+        return NS_ERROR_UNEXPECTED;
+
+    LOG(("OfflineCacheUpdateParent::StateEvent [%p]", this));
+
+    uint64_t byteProgress;
+    aUpdate->GetByteProgress(&byteProgress);
+    unused << SendNotifyStateEvent(state, byteProgress);
+
+    if (state == nsIOfflineCacheUpdateObserver::STATE_FINISHED) {
+        // Tell the child the particulars after the update has finished.
+        // Sending the Finish event will release the child side of the protocol
+        // and notify "offline-cache-update-completed" on the child process.
+        bool isUpgrade;
+        aUpdate->GetIsUpgrade(&isUpgrade);
+        bool succeeded;
+        aUpdate->GetSucceeded(&succeeded);
+
+        unused << SendFinish(succeeded, isUpgrade);
+    }
+
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::ApplicationCacheAvailable(nsIApplicationCache *aApplicationCache)
+{
+    if (mIPCClosed)
+        return NS_ERROR_UNEXPECTED;
+
+    NS_ENSURE_ARG(aApplicationCache);
+
+    nsCString cacheClientId;
+    aApplicationCache->GetClientID(cacheClientId);
+    nsCString cacheGroupId;
+    aApplicationCache->GetGroupID(cacheGroupId);
+
+    unused << SendAssociateDocuments(cacheGroupId, cacheClientId);
+    return NS_OK;
+}
+
+//-----------------------------------------------------------------------------
+// OfflineCacheUpdateParent::nsILoadContext
+//-----------------------------------------------------------------------------
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetAssociatedWindow(nsIDOMWindow * *aAssociatedWindow)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetTopWindow(nsIDOMWindow * *aTopWindow)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetTopFrameElement(nsIDOMElement** aElement)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::IsAppOfType(uint32_t appType, bool *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetIsContent(bool *aIsContent)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetUsePrivateBrowsing(bool *aUsePrivateBrowsing)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+NS_IMETHODIMP
+OfflineCacheUpdateParent::SetUsePrivateBrowsing(bool aUsePrivateBrowsing)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::SetPrivateBrowsing(bool aUsePrivateBrowsing)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetUseRemoteTabs(bool *aUseRemoteTabs)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::SetRemoteTabs(bool aUseRemoteTabs)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetIsInBrowserElement(bool *aIsInBrowserElement)
+{
+    *aIsInBrowserElement = mIsInBrowserElement;
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+OfflineCacheUpdateParent::GetAppId(uint32_t *aAppId)
+{
+    *aAppId = mAppId;
+    return NS_OK;
+}
+
+} // docshell
+} // mozilla