Delete some unused files and functions from clr pal (#77112)

* Delete unused coreclr\tools\util

* Delete palrt/path.cpp

* Cleanup strsafe.h

* Delete nls.h

* Delete shlwapi.h

* Cleanup shlwapi leftovers

* Delete winnls.h

* Delete wincrypt.h

* Delete weakreference.h

* Delete tchar.h

* Add back wincrypt used in assembly.cpp

* Delete psapi.h

* Remove use of shlwapip.h

* Revert "Delete weakreference.h"

This reverts commit 4990d03.

* Revert changes in wincrypt.h

Author: huoyaoyuan

src/coreclr/classlibnative/inc/nls.h

@@ -28,8 +28,6 @@ BOOL STDMETHODCALLTYPE EEDllMain( // TRUE on success, FALSE on error.
 // Handle lifetime of loaded library.
 //*****************************************************************************
 
-#include <shlwapi.h>
-
 #ifdef TARGET_WINDOWS
 extern "C" BOOL WINAPI DllMain(HANDLE hInstance, DWORD dwReason, LPVOID lpReserved);
 #endif // TARGET_WINDOWS

src/coreclr/dlls/mscoree/mscoree.cpp

@@ -13,7 +13,6 @@
 
 #include "corerror.h"
 #include <posterror.h>
-#include <shlwapi.h>
 
 // The following block contains a template for the default entry point stubs of a COM+
 // IL only program.  One can emit these stubs (with some fix-ups) and make

src/coreclr/dlls/mscorpe/ceefilegenwriter.cpp

@@ -13,7 +13,6 @@
 #include <stdint.h>
 #include <windows.h>
 #include <objbase.h>
-#include <tchar.h>
 #include "debugmacros.h"
 #include <stdlib.h>
 #include <malloc.h>

src/coreclr/inc/crtwrap.h

@@ -25,7 +25,6 @@
 #include "clrhost.h"
 #include "debugmacros.h"
 #include "corhlprpriv.h"
-#include "winnls.h"
 #include "check.h"
 #include "safemath.h"
 #include "new.hpp"

src/coreclr/inc/utilcode.h

@@ -131,8 +131,6 @@
 
 // winbase.h
 #define WszFormatMessage   FormatMessageW
-#define Wszlstrcmp   lstrcmpW
-#define Wszlstrcmpi   lstrcmpiW
 #define WszCreateMutex CreateMutexW
 #define WszOpenMutex OpenMutexW
 #define WszCreateEvent CreateEventW

src/coreclr/inc/winwrap.h

@@ -634,25 +634,6 @@ typedef unsigned int ALG_ID;
 #define CSTR_EQUAL                2
 #define CSTR_GREATER_THAN         3
 
-/******************* shlwapi ************************************/
-
-// note: diff in NULL handing and calling convetion
-#define StrChrW                 (WCHAR*)PAL_wcschr
-
-STDAPI_(LPWSTR) StrRChrW(LPCWSTR lpStart, LPCWSTR lpEnd, WCHAR wMatch);
-
-#define lstrcmpW                PAL_wcscmp
-#define lstrcmpiW               _wcsicmp
-
-#ifdef UNICODE
-#define StrChr                  StrChrW
-
-#define StrRChr                 StrRChrW
-
-#define lstrcmp                 lstrcmpW
-#define lstrcmpi                lstrcmpiW
-#endif
-
 
 #ifdef __cplusplus
 /*
@@ -729,15 +710,6 @@ inline errno_t __cdecl _fopen_unsafe(PAL_FILE * *ff, const char *fileName, const
 }
 #endif /* __cplusplus */
 
-STDAPI_(BOOL) PathIsUNCW(LPCWSTR pszPath);
-STDAPI_(BOOL) PathCanonicalizeW(LPWSTR lpszDst, LPCWSTR lpszSrc);
-
-#ifdef UNICODE
-#define PathIsUNC           PathIsUNCW
-#define PathCanonicalize    PathCanonicalizeW
-
-#endif // UNICODE
-
 /******************* misc ***************************************/
 
 #ifdef __cplusplus