Remove implicit cast from CFX_WideString to (const wchar_t*)

xfa/fxfa/app/xfa_textlayout.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 "xfa/fxfa/app/xfa_textlayout.h"
 
 #include <algorithm>
 
@@ skipping 285 matching lines @@
       0x61,       0x62,       0x69,       0x70,       0x0001f714,
       0x00022a55, 0x000239bb, 0x00025881, 0x0bd37faa, 0x0bd37fb8,
       0xa73e3af2, 0xb182eaae, 0xdb8ac455,
   };
   CFX_WideString wsName;
   if (pXMLNode->GetType() == FDE_XMLNODE_Element) {
     CFDE_XMLElement* pXMLElement = static_cast<CFDE_XMLElement*>(pXMLNode);
     pXMLElement->GetLocalTagName(wsName);
     tagProvider.SetTagNameObj(wsName);
     uint32_t dwHashCode =
-        FX_HashCode_String_GetW(wsName, wsName.GetLength(), TRUE);
+        FX_HashCode_String_GetW(wsName.c_str(), wsName.GetLength(), TRUE);
     static const int32_t s_iCount = sizeof(s_XFATagName) / sizeof(uint32_t);
     CFX_DSPATemplate<uint32_t> lookup;
     tagProvider.m_bTagAviliable =
         lookup.Lookup(dwHashCode, s_XFATagName, s_iCount) > -1;
     CFX_WideString wsValue;
     pXMLElement->GetString(FX_WSTRC(L"style").c_str(), wsValue);
     if (!wsValue.IsEmpty()) {
       tagProvider.SetAttribute(FX_WSTRC(L"style"), wsValue);
     }
   } else if (pXMLNode->GetType() == FDE_XMLNODE_Text) {
@@ skipping 260 matching lines @@
     CXFA_TextTabstopsContext* pTabstopContext) {
   if (pStyle == NULL || pTabstopContext == NULL) {
     return FALSE;
   }
   CFX_WideString wsValue;
   if (!pStyle->GetCustomStyle(FX_WSTRC(L"xfa-tab-stops"), wsValue) &&
       !pStyle->GetCustomStyle(FX_WSTRC(L"tab-stops"), wsValue)) {
     return FALSE;
   }
   int32_t iLength = wsValue.GetLength();
-  const FX_WCHAR* pTabStops = wsValue;
+  const FX_WCHAR* pTabStops = wsValue.c_str();
   int32_t iCur = 0;
   int32_t iLast = 0;
   CFX_WideString wsAlign;
   XFA_TABSTOPSSTATUS eStatus = XFA_TABSTOPSSTATUS_None;
   FX_WCHAR ch;
   while (iCur < iLength) {
     ch = pTabStops[iCur];
     switch (eStatus) {
       case XFA_TABSTOPSSTATUS_None:
         if (ch <= ' ') {
@@ skipping 35 matching lines @@
           }
           while (iCur < iLength && pTabStops[iCur] <= ' ') {
             iCur++;
           }
           iLast = iCur;
           eStatus = XFA_TABSTOPSSTATUS_Location;
         }
         break;
       case XFA_TABSTOPSSTATUS_Location:
         if (ch == ' ') {
-          uint32_t dwHashCode =
-              FX_HashCode_String_GetW(wsAlign, wsAlign.GetLength(), TRUE);
+          uint32_t dwHashCode = FX_HashCode_String_GetW(
+              wsAlign.c_str(), wsAlign.GetLength(), TRUE);
           CXFA_Measurement ms(CFX_WideStringC(pTabStops + iLast, iCur - iLast));
           FX_FLOAT fPos = ms.ToUnit(XFA_UNIT_Pt);
           pTabstopContext->Append(dwHashCode, fPos);
           wsAlign.Empty();
           eStatus = XFA_TABSTOPSSTATUS_None;
         }
         iCur++;
         break;
       default:
         break;
     }
   }
   if (!wsAlign.IsEmpty()) {
     uint32_t dwHashCode =
-        FX_HashCode_String_GetW(wsAlign, wsAlign.GetLength(), TRUE);
+        FX_HashCode_String_GetW(wsAlign.c_str(), wsAlign.GetLength(), TRUE);
     CXFA_Measurement ms(CFX_WideStringC(pTabStops + iLast, iCur - iLast));
     FX_FLOAT fPos = ms.ToUnit(XFA_UNIT_Pt);
     pTabstopContext->Append(dwHashCode, fPos);
   }
   return TRUE;
 }
 CXFA_TextLayout::CXFA_TextLayout(CXFA_TextProvider* pTextProvider)
     : m_bHasBlock(FALSE),
       m_pTextProvider(pTextProvider),
       m_pTextDataNode(nullptr),
@@ skipping 1320 matching lines @@
   tr.iLength = iLength;
   tr.fFontSize = pPiece->fFontSize;
   tr.iBidiLevel = pPiece->iBidiLevel;
   tr.iCharRotation = 0;
   tr.wLineBreakChar = L'\n';
   tr.iVerticalScale = pPiece->iVerScale;
   tr.dwLayoutStyles = FX_RTFLAYOUTSTYLE_ExpandTab;
   tr.iHorizontalScale = pPiece->iHorScale;
   return TRUE;
 }