diff -r 000000000000 -r 6474c204b198 xpcom/threads/nsProcess.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xpcom/threads/nsProcess.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,80 @@
+/* -*- Mode: C++; tab-width: 2; 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/. */
+
+#ifndef _nsPROCESSWIN_H_
+#define _nsPROCESSWIN_H_
+
+#if defined(XP_WIN)
+#define PROCESSMODEL_WINAPI
+#endif
+
+#include "mozilla/Attributes.h"
+#include "mozilla/Mutex.h"
+#include "nsIProcess.h"
+#include "nsIFile.h"
+#include "nsIThread.h"
+#include "nsIObserver.h"
+#include "nsIWeakReferenceUtils.h"
+#include "nsIObserver.h"
+#include "nsString.h"
+#ifndef XP_MACOSX
+#include "prproces.h"
+#endif
+#if defined(PROCESSMODEL_WINAPI)
+#include <windows.h>
+#include <shellapi.h>
+#endif
+
+#define NS_PROCESS_CID \
+{0x7b4eeb20, 0xd781, 0x11d4, \
+   {0x8A, 0x83, 0x00, 0x10, 0xa4, 0xe0, 0xc9, 0xca}}
+
+class nsProcess MOZ_FINAL : public nsIProcess,
+                            public nsIObserver
+{
+public:
+
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSIPROCESS
+  NS_DECL_NSIOBSERVER
+
+  nsProcess();
+
+private:
+  ~nsProcess();
+  static void Monitor(void *arg);
+  void ProcessComplete();
+  nsresult CopyArgsAndRunProcess(bool blocking, const char** args,
+                                 uint32_t count, nsIObserver* observer,
+                                 bool holdWeak);
+  nsresult CopyArgsAndRunProcessw(bool blocking, const char16_t** args,
+                                  uint32_t count, nsIObserver* observer,
+                                  bool holdWeak);
+  // The 'args' array is null-terminated.
+  nsresult RunProcess(bool blocking, char **args, nsIObserver* observer,
+                      bool holdWeak, bool argsUTF8);
+
+  PRThread* mThread;
+  mozilla::Mutex mLock;
+  bool mShutdown;
+  bool mBlocking;
+
+  nsCOMPtr<nsIFile> mExecutable;
+  nsString mTargetPath;
+  int32_t mPid;
+  nsCOMPtr<nsIObserver> mObserver;
+  nsWeakPtr mWeakObserver;
+
+  // These members are modified by multiple threads, any accesses should be
+  // protected with mLock.
+  int32_t mExitValue;
+#if defined(PROCESSMODEL_WINAPI)
+  HANDLE mProcess;
+#elif !defined(XP_MACOSX)
+  PRProcess *mProcess;
+#endif
+};
+
+#endif