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-rw-r--r--dom/webbrowserpersist/WebBrowserPersistResourcesChild.cpp74
1 files changed, 74 insertions, 0 deletions
diff --git a/dom/webbrowserpersist/WebBrowserPersistResourcesChild.cpp b/dom/webbrowserpersist/WebBrowserPersistResourcesChild.cpp
new file mode 100644
index 0000000000..901473d8c7
--- /dev/null
+++ b/dom/webbrowserpersist/WebBrowserPersistResourcesChild.cpp
@@ -0,0 +1,74 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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 "WebBrowserPersistResourcesChild.h"
+
+#include "WebBrowserPersistDocumentChild.h"
+#include "mozilla/dom/PContentChild.h"
+
+namespace mozilla {
+
+NS_IMPL_ISUPPORTS(WebBrowserPersistResourcesChild,
+ nsIWebBrowserPersistResourceVisitor)
+
+WebBrowserPersistResourcesChild::WebBrowserPersistResourcesChild() = default;
+
+WebBrowserPersistResourcesChild::~WebBrowserPersistResourcesChild() = default;
+
+NS_IMETHODIMP
+WebBrowserPersistResourcesChild::VisitResource(
+ nsIWebBrowserPersistDocument* aDocument, const nsACString& aURI,
+ nsContentPolicyType aContentPolicyType) {
+ nsCString copiedURI(aURI); // Yay, XPIDL/IPDL mismatch.
+ SendVisitResource(copiedURI, aContentPolicyType);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+WebBrowserPersistResourcesChild::VisitDocument(
+ nsIWebBrowserPersistDocument* aDocument,
+ nsIWebBrowserPersistDocument* aSubDocument) {
+ RefPtr<WebBrowserPersistDocumentChild> subActor =
+ new WebBrowserPersistDocumentChild();
+ // As a consequence of how PWebBrowserPersistDocumentConstructor
+ // can be sent by both the parent and the child, we must pass the
+ // aBrowser and outerWindowID arguments here, but the values are
+ // ignored by the parent. In particular, the BrowserChild in which
+ // persistence started does not necessarily exist at this point;
+ // see bug 1203602.
+ if (!Manager()->Manager()->SendPWebBrowserPersistDocumentConstructor(
+ subActor, nullptr, nullptr)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ // The order of these two messages will be preserved, because
+ // they're the same toplevel protocol and priority.
+ //
+ // With this ordering, it's always the transition out of START
+ // state that causes a document's parent actor to be exposed to
+ // XPCOM (for both parent->child and child->parent construction),
+ // which simplifies the lifetime management.
+ SendVisitDocument(WrapNotNull(subActor));
+ subActor->Start(aSubDocument);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+WebBrowserPersistResourcesChild::VisitBrowsingContext(
+ nsIWebBrowserPersistDocument* aDocument,
+ dom::BrowsingContext* aBrowsingContext) {
+ SendVisitBrowsingContext(aBrowsingContext);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+WebBrowserPersistResourcesChild::EndVisit(
+ nsIWebBrowserPersistDocument* aDocument, nsresult aStatus) {
+ Send__delete__(this, aStatus);
+ return NS_OK;
+}
+
+} // namespace mozilla