Keep only base/extractor.[cc|h].

base/shell.h

-// Copyright 2003-2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-//
-// Shell functions
-//
-// create shortcut links
-// remove shortcut links
-
-#ifndef OMAHA_BASE_SHELL_H_
-#define OMAHA_BASE_SHELL_H_
-
-#include <windows.h>
-#include <shlobj.h>   // for the CSIDL definitions
-#include <atlstr.h>
-#include <map>
-
-#include "base/basictypes.h"
-
-namespace omaha {
-
-// TODO(omaha): Use BrowserType instead.
-enum UseBrowser {
-  USE_DEFAULT_BROWSER = 0,
-  USE_INTERNET_EXPLORER = 1,
-  USE_FIREFOX = 2
-};
-
-class Shell {
- public:
-
-  // create and store a shortcut link
-  // note that icon can be NULL if no icon is required
-  // note that we always pick the 0th icon for now, this can be changed later
-  // [relevant with EXE and compound icons]
-  static HRESULT CreateLink(const TCHAR *source,
-                            const TCHAR *destination,
-                            const TCHAR *working_dir,
-                            const TCHAR *arguments,
-                            const TCHAR *description,
-                            WORD hotkey_virtual_key_code,
-                            WORD hotkey_modifiers,
-                            const TCHAR *icon);
-  // For information on hotkey modifiers see MSDN IShellLink::GetHotKey method.
-
-  // Delete a shortcut link
-  static HRESULT RemoveLink(const TCHAR *link);
-
-  // Open a URL in a new browser window
-  static HRESULT OpenLinkInNewWindow(const TCHAR* url, UseBrowser use_browser);
-
-  // Execute a file
-  static HRESULT Shell::Execute(const TCHAR* file);
-
-  // Get the location of a special folder.  The special folders are identified
-  // by a unique integer - see the platform SDK files shfolder.h and
-  // shlobj.h.  (These names will be the localized versions for the
-  // system that is running.)
-  static HRESULT GetSpecialFolder(DWORD csidl,
-                                  bool create_if_missing,
-                                  CString* folder_path);
-
-  // Get a mapping from special folder "env var" names to special folder
-  // pathnames.
-  // Provides mappings for: APPDATA, DESKTOP, LOCALAPPDATA, MYMUSIC, MYPICTURES,
-  // PROGRAMFILES, PROGRAMFILESCOMMON, PROGRAMS, STARTMENU, STARTUP, SYSTEM,
-  // WINDOWS.
-  static HRESULT GetSpecialFolderKeywordsMapping(
-      std::map<CString, CString>* special_folders_map);
-
-  // Recursively delete a directory including its files.
-  static HRESULT DeleteDirectory(const TCHAR* dir);
-
-  // Reads the application executable path from
-  // HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths.
-  static HRESULT GetApplicationExecutablePath(const CString& exe,
-                                              CString* path);
-
- private:
-
-  static HRESULT BasicGetSpecialFolder(DWORD csidl, CString* folder_path);
-
-  DISALLOW_EVIL_CONSTRUCTORS(Shell);
-};
-
-}  // namespace omaha
-
-#endif  // OMAHA_BASE_SHELL_H_