Code deduplication GetQuotedString()

Moved single function GetQuotedString() to MyString

Signed-off-by: Sergey G. Brester <info@sebres.de>
Reviewed-by: Tino Reichardt <milky-7zip@mcmilk.de>

CPP/Windows/ProcessUtils.cpp

@@ -12,16 +12,6 @@ extern bool g_IsNT;
 
 namespace NWindows {
 
-#ifndef UNDER_CE
-static UString GetQuotedString(const UString &s)
-{
-  UString s2 ('\"');
-  s2 += s;
-  s2 += '\"';
-  return s2;
-}
-#endif
-
 WRes CProcess::Create(LPCWSTR imageName, const UString &params, LPCWSTR curDir)
 {
   /*