1 files changed, 56 insertions, 0 deletions
diff --git a/dom/base/ProcessMessageManager.h b/dom/base/ProcessMessageManager.h
new file mode 100644
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+++ b/dom/base/ProcessMessageManager.h
@@ -0,0 +1,56 @@
+/* -*- 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/. */
+
+#ifndef mozilla_dom_ProcessMessageManager_h
+#define mozilla_dom_ProcessMessageManager_h
+
+#include "mozilla/dom/MessageSender.h"
+
+namespace mozilla::dom {
+
+class ParentProcessMessageManager;
+
+/**
+ * ProcessMessageManager is used in a parent process to communicate with a child
+ * process (or with the process itself in a single-process scenario).
+ */
+class ProcessMessageManager final : public MessageSender {
+ public:
+  ProcessMessageManager(
+      ipc::MessageManagerCallback* aCallback,
+      ParentProcessMessageManager* aParentManager,
+      MessageManagerFlags aFlags = MessageManagerFlags::MM_NONE);
+
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override;
+
+  // ProcessScriptLoader
+  void LoadProcessScript(const nsAString& aUrl, bool aAllowDelayedLoad,
+                         mozilla::ErrorResult& aError) {
+    LoadScript(aUrl, aAllowDelayedLoad, false, aError);
+  }
+  void RemoveDelayedProcessScript(const nsAString& aURL) {
+    RemoveDelayedScript(aURL);
+  }
+  void GetDelayedProcessScripts(JSContext* aCx,
+                                nsTArray<nsTArray<JS::Value>>& aScripts,
+                                mozilla::ErrorResult& aError) {
+    GetDelayedScripts(aCx, aScripts, aError);
+  }
+
+  void SetOsPid(int32_t aPid) { mPid = aPid; }
+  int32_t OsPid() const { return mPid; }
+
+  bool IsInProcess() const { return mInProcess; }
+
+ private:
+  int32_t mPid;
+  bool mInProcess;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_ProcessMessageManager_h