Deleted OS_WIN and all Windows specific files from base.

base/file_version_info_win.h

-// Copyright (c) 2011 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_FILE_VERSION_INFO_WIN_H_
-#define BASE_FILE_VERSION_INFO_WIN_H_
-
-#include <string>
-
-#include "base/base_export.h"
-#include "base/basictypes.h"
-#include "base/file_version_info.h"
-#include "base/memory/scoped_ptr.h"
-
-struct tagVS_FIXEDFILEINFO;
-typedef tagVS_FIXEDFILEINFO VS_FIXEDFILEINFO;
-
-class BASE_EXPORT FileVersionInfoWin : public FileVersionInfo {
- public:
-  FileVersionInfoWin(void* data, WORD language, WORD code_page);
-  ~FileVersionInfoWin() override;
-
-  // Accessors to the different version properties.
-  // Returns an empty string if the property is not found.
-  base::string16 company_name() override;
-  base::string16 company_short_name() override;
-  base::string16 product_name() override;
-  base::string16 product_short_name() override;
-  base::string16 internal_name() override;
-  base::string16 product_version() override;
-  base::string16 private_build() override;
-  base::string16 special_build() override;
-  base::string16 comments() override;
-  base::string16 original_filename() override;
-  base::string16 file_description() override;
-  base::string16 file_version() override;
-  base::string16 legal_copyright() override;
-  base::string16 legal_trademarks() override;
-  base::string16 last_change() override;
-  bool is_official_build() override;
-
-  // Lets you access other properties not covered above.
-  bool GetValue(const wchar_t* name, std::wstring* value);
-
-  // Similar to GetValue but returns a wstring (empty string if the property
-  // does not exist).
-  std::wstring GetStringValue(const wchar_t* name);
-
-  // Get the fixed file info if it exists. Otherwise NULL
-  VS_FIXEDFILEINFO* fixed_file_info() { return fixed_file_info_; }
-
- private:
-  scoped_ptr<char, base::FreeDeleter> data_;
-  WORD language_;
-  WORD code_page_;
-  // This is a pointer into the data_ if it exists. Otherwise NULL.
-  VS_FIXEDFILEINFO* fixed_file_info_;
-
-  DISALLOW_COPY_AND_ASSIGN(FileVersionInfoWin);
-};
-
-#endif  // BASE_FILE_VERSION_INFO_WIN_H_