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

third_party/lzma/v4_65/files/CPP/7zip/UI/Console/UserInputUtils.cpp

-// UserInputUtils.cpp
-
-#include "StdAfx.h"
-
-#include "Common/StdInStream.h"
-#include "Common/StringConvert.h"
-
-#include "UserInputUtils.h"
-
-static const char kYes = 'Y';
-static const char kNo = 'N';
-static const char kYesAll = 'A';
-static const char kNoAll = 'S';
-static const char kAutoRenameAll = 'U';
-static const char kQuit = 'Q';
-
-static const char *kFirstQuestionMessage = "?\n";
-static const char *kHelpQuestionMessage =
-  "(Y)es / (N)o / (A)lways / (S)kip all / A(u)to rename all / (Q)uit? ";
-
-// return true if pressed Quite;
-
-NUserAnswerMode::EEnum ScanUserYesNoAllQuit(CStdOutStream *outStream)
-{
-  (*outStream) << kFirstQuestionMessage;
-  for(;;)
-  {
-    (*outStream) << kHelpQuestionMessage;
-    AString scannedString = g_StdIn.ScanStringUntilNewLine();
-    scannedString.Trim();
-    if(!scannedString.IsEmpty())
-      switch(::MyCharUpper(scannedString[0]))
-      {
-        case kYes:
-          return NUserAnswerMode::kYes;
-        case kNo:
-          return NUserAnswerMode::kNo;
-        case kYesAll:
-          return NUserAnswerMode::kYesAll;
-        case kNoAll:
-          return NUserAnswerMode::kNoAll;
-        case kAutoRenameAll:
-          return NUserAnswerMode::kAutoRenameAll;
-        case kQuit:
-          return NUserAnswerMode::kQuit;
-      }
-  }
-}
-
-UString GetPassword(CStdOutStream *outStream)
-{
-  (*outStream) << "\nEnter password:";
-  outStream->Flush();
-  AString oemPassword = g_StdIn.ScanStringUntilNewLine();
-  return MultiByteToUnicodeString(oemPassword, CP_OEMCP);
-}