Deleted OS_WIN and all Windows specific files from base.

base/win/startup_information.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef BASE_WIN_STARTUP_INFORMATION_H_
-#define BASE_WIN_STARTUP_INFORMATION_H_
-
-#include <windows.h>
-
-#include "base/base_export.h"
-#include "base/basictypes.h"
-
-namespace base {
-namespace win {
-
-// Manages the lifetime of additional attributes in STARTUPINFOEX.
-class BASE_EXPORT StartupInformation {
- public:
-  StartupInformation();
-
-  ~StartupInformation();
-
-  // Initialize the attribute list for the specified number of entries.
-  bool InitializeProcThreadAttributeList(DWORD attribute_count);
-
-  // Sets one entry in the initialized attribute list.
-  // |value| needs to live at least as long as the StartupInformation object
-  // this is called on.
-  bool UpdateProcThreadAttribute(DWORD_PTR attribute,
-                                 void* value,
-                                 size_t size);
-
-  LPSTARTUPINFOW startup_info() { return &startup_info_.StartupInfo; }
-  const LPSTARTUPINFOW startup_info() const {
-    return const_cast<const LPSTARTUPINFOW>(&startup_info_.StartupInfo);
-  }
-
-  bool has_extended_startup_info() const {
-    return !!startup_info_.lpAttributeList;
-  }
-
- private:
-  STARTUPINFOEXW startup_info_;
-  DISALLOW_COPY_AND_ASSIGN(StartupInformation);
-};
-
-}  // namespace win
-}  // namespace base
-
-#endif  // BASE_WIN_STARTUP_INFORMATION_H_