diff -r 000000000000 -r 6474c204b198 ipc/glue/ProcessChild.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ipc/glue/ProcessChild.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,61 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=8 et :
+ */
+/* 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_ipc_ProcessChild_h
+#define mozilla_ipc_ProcessChild_h
+
+#include "base/message_loop.h"
+#include "base/process.h"
+
+#include "chrome/common/child_process.h"
+
+// ProcessChild is the base class for all subprocesses of the main
+// browser process.  Its code runs on the thread that started in
+// main().
+
+namespace mozilla {
+namespace ipc {
+
+class ProcessChild : public ChildProcess {
+protected:
+  typedef base::ProcessHandle ProcessHandle;
+
+public:
+  ProcessChild(ProcessHandle parentHandle);
+  virtual ~ProcessChild();
+
+  virtual bool Init() = 0;
+  virtual void CleanUp()
+  { }
+
+  static MessageLoop* message_loop() {
+    return gProcessChild->mUILoop;
+  }
+
+protected:
+  static ProcessChild* current() {
+    return gProcessChild;
+  }
+
+  ProcessHandle ParentHandle() {
+    return mParentHandle;
+  }
+
+private:
+  static ProcessChild* gProcessChild;
+
+  MessageLoop* mUILoop;
+  ProcessHandle mParentHandle;
+
+  DISALLOW_EVIL_CONSTRUCTORS(ProcessChild);
+};
+
+} // namespace ipc
+} // namespace mozilla
+
+
+#endif // ifndef mozilla_ipc_ProcessChild_h