Remove typdefs for pointer types in fx_system.h

fpdfsdk/src/pdfwindow/PWL_Signature.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
  
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "../../include/pdfwindow/PDFWindow.h"
 #include "../../include/pdfwindow/PWL_Wnd.h"
 #include "../../include/pdfwindow/PWL_Icon.h"
 #include "../../include/pdfwindow/PWL_Signature.h"
@@ skipping 81 matching lines @@
         m_bImageExist = bImageExist;
 
         RePosChildWnd();
 }
 
 void CPWL_Signature::SetFoxitFlag(FX_BOOL bFlagExist)
 {
         m_bFlagExist = bFlagExist;
 }
 
-void CPWL_Signature::SetText(FX_LPCWSTR sText)
+void CPWL_Signature::SetText(const FX_WCHAR* sText)
 {
         m_pText->SetText(sText);
 
         RePosChildWnd();
 }
 
-void CPWL_Signature::SetDescription(FX_LPCWSTR string)
+void CPWL_Signature::SetDescription(const FX_WCHAR* string)
 {
         m_pDescription->SetText(string);
 
         RePosChildWnd();
 }
 
 void CPWL_Signature::SetImage(CFX_DIBSource* pImage)
 {
         m_pImage->SetImage(pImage);
 
         RePosChildWnd();
 }
 
-void CPWL_Signature::SetImageStream(CPDF_Stream * pStream, FX_LPCSTR sImageAlias)
+void CPWL_Signature::SetImageStream(CPDF_Stream * pStream, const FX_CHAR* sImageAlias)
 {
         m_pImage->SetPDFStream(pStream);
         m_pImage->SetImageAlias(sImageAlias);
 
         RePosChildWnd();
 }
 
 void CPWL_Signature::RePosChildWnd()
 {
         CPDF_Rect rcClient = GetClientRect();
@@ skipping 77 matching lines @@
         pDevice->DrawPath(&path, pUser2Device, &gsd, 0, ArgbEncode(255,255,0,0), FXFILL_ALTERNATE);
         */
 }
 
 void CPWL_Signature::GetThisAppearanceStream(CFX_ByteTextBuf & sAppStream)
 {
         CPWL_Wnd::GetThisAppearanceStream(sAppStream);
 }