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

third_party/lzma/v4_65/files/CPP/Windows/DLL.h

-// Windows/DLL.h
-
-#ifndef __WINDOWS_DLL_H
-#define __WINDOWS_DLL_H
-
-#include "../Common/MyString.h"
-
-namespace NWindows {
-namespace NDLL {
-
-class CLibrary
-{
-  bool LoadOperations(HMODULE newModule);
-protected:
-  HMODULE _module;
-public:
-  operator HMODULE() const { return _module; }
-  HMODULE* operator&() { return &_module; }
-
-  CLibrary():_module(NULL) {};
-  ~CLibrary();
-  void Attach(HMODULE m)
-  {
-    Free();
-    _module = m;
-  }
-  HMODULE Detach()
-  {
-    HMODULE m = _module;
-    _module = NULL;
-    return m;
-  }
-
-  // operator HMODULE() const { return _module; };
-  bool IsLoaded() const { return (_module != NULL); };
-  bool Free();
-  bool LoadEx(LPCTSTR fileName, DWORD flags = LOAD_LIBRARY_AS_DATAFILE);
-  bool Load(LPCTSTR fileName);
-  #ifndef _UNICODE
-  bool LoadEx(LPCWSTR fileName, DWORD flags = LOAD_LIBRARY_AS_DATAFILE);
-  bool Load(LPCWSTR fileName);
-  #endif
-  FARPROC GetProcAddress(LPCSTR procName) const
-    { return ::GetProcAddress(_module, procName); }
-};
-
-bool MyGetModuleFileName(HMODULE hModule, CSysString &result);
-#ifndef _UNICODE
-bool MyGetModuleFileName(HMODULE hModule, UString &result);
-#endif
-
-}}
-
-#endif