1 files changed, 110 insertions, 0 deletions
diff --git a/dom/base/ProcessGlobal.cpp b/dom/base/ProcessGlobal.cpp
new file mode 100644
index 000000000..641f49f98
--- /dev/null
+++ b/dom/base/ProcessGlobal.cpp
@@ -0,0 +1,110 @@
+/* -*- 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 "ProcessGlobal.h"
+
+#include "nsContentCID.h"
+#include "nsDOMClassInfoID.h"
+#include "mozilla/HoldDropJSObjects.h"
+
+using namespace mozilla;
+using namespace mozilla::dom;
+
+ProcessGlobal::ProcessGlobal(nsFrameMessageManager* aMessageManager)
+ : mInitialized(false),
+   mMessageManager(aMessageManager)
+{
+  SetIsNotDOMBinding();
+  mozilla::HoldJSObjects(this);
+}
+
+ProcessGlobal::~ProcessGlobal()
+{
+  mAnonymousGlobalScopes.Clear();
+  mozilla::DropJSObjects(this);
+}
+
+ProcessGlobal*
+ProcessGlobal::Get()
+{
+  nsCOMPtr<nsISyncMessageSender> service = do_GetService(NS_CHILDPROCESSMESSAGEMANAGER_CONTRACTID);
+  if (!service) {
+    return nullptr;
+  }
+  return static_cast<ProcessGlobal*>(service.get());
+}
+
+// This method isn't automatically forwarded safely because it's notxpcom, so
+// the IDL binding doesn't know what value to return.
+NS_IMETHODIMP_(bool)
+ProcessGlobal::MarkForCC()
+{
+  MarkScopesForCC();
+  return mMessageManager ? mMessageManager->MarkForCC() : false;
+}
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(ProcessGlobal)
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(ProcessGlobal)
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMessageManager)
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mGlobal)
+  tmp->TraverseHostObjectURIs(cb);
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(ProcessGlobal)
+  NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
+  tmp->nsMessageManagerScriptExecutor::Trace(aCallbacks, aClosure);
+NS_IMPL_CYCLE_COLLECTION_TRACE_END
+
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(ProcessGlobal)
+  NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
+  NS_IMPL_CYCLE_COLLECTION_UNLINK(mMessageManager)
+  NS_IMPL_CYCLE_COLLECTION_UNLINK(mGlobal)
+  NS_IMPL_CYCLE_COLLECTION_UNLINK(mAnonymousGlobalScopes)
+  tmp->UnlinkHostObjectURIs();
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(ProcessGlobal)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIContentProcessMessageManager)
+  NS_INTERFACE_MAP_ENTRY(nsIMessageListenerManager)
+  NS_INTERFACE_MAP_ENTRY(nsIMessageSender)
+  NS_INTERFACE_MAP_ENTRY(nsISyncMessageSender)
+  NS_INTERFACE_MAP_ENTRY(nsIContentProcessMessageManager)
+  NS_INTERFACE_MAP_ENTRY(nsIScriptObjectPrincipal)
+  NS_INTERFACE_MAP_ENTRY(nsIGlobalObject)
+  NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
+  NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(ContentProcessMessageManager)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(ProcessGlobal)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(ProcessGlobal)
+
+bool
+ProcessGlobal::Init()
+{
+  if (mInitialized) {
+    return true;
+  }
+  mInitialized = true;
+
+  nsISupports* scopeSupports = NS_ISUPPORTS_CAST(nsIContentProcessMessageManager*, this);
+  return InitChildGlobalInternal(scopeSupports, NS_LITERAL_CSTRING("processChildGlobal"));
+}
+
+void
+ProcessGlobal::LoadScript(const nsAString& aURL)
+{
+  Init();
+  LoadScriptInternal(aURL, false);
+}
+
+void
+ProcessGlobal::SetInitialProcessData(JS::HandleValue aInitialData)
+{
+  mMessageManager->SetInitialProcessData(aInitialData);
+}