1 files changed, 46 insertions, 0 deletions
diff --git a/dom/ipc/ContentProcess.h b/dom/ipc/ContentProcess.h
new file mode 100644
index 0000000000..46d34098e7
--- /dev/null
+++ b/dom/ipc/ContentProcess.h
@@ -0,0 +1,46 @@
+/* -*- 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 dom_tabs_ContentThread_h
+#define dom_tabs_ContentThread_h 1
+
+#include "mozilla/ipc/ProcessChild.h"
+#include "ContentChild.h"
+#include "nsXREDirProvider.h"
+
+#if defined(XP_WIN)
+#  include "mozilla/mscom/ProcessRuntime.h"
+#endif
+
+namespace mozilla::dom {
+
+/**
+ * ContentProcess is a singleton on the content process which represents
+ * the main thread where tab instances live.
+ */
+class ContentProcess : public mozilla::ipc::ProcessChild {
+  using ProcessChild = mozilla::ipc::ProcessChild;
+
+ public:
+  ContentProcess(ProcessId aParentPid, const nsID& aMessageChannelId);
+  ~ContentProcess();
+
+  virtual bool Init(int aArgc, char* aArgv[]) override;
+  virtual void CleanUp() override;
+
+ private:
+  ContentChild mContent;
+#if defined(XP_WIN)
+  // This object initializes and configures COM. This must happen prior to
+  // constructing mXREEmbed.
+  mozilla::mscom::ProcessRuntime mCOMRuntime;
+#endif
+  nsXREDirProvider mDirProvider;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // ifndef dom_tabs_ContentThread_h