Remove implicit cast from CFX_WideString to (const wchar_t*)

BUG=

Review URL: https://codereview.chromium.org/1882043004

24 files changed, 159 insertions, 149 deletions

diff --git a/xfa/fxfa/app/xfa_ffdoc.cpp b/xfa/fxfa/app/xfa_ffdoc.cpp
index c83895c25e..27e779510a 100644
--- a/xfa/fxfa/app/xfa_ffdoc.cpp
+++ b/xfa/fxfa/app/xfa_ffdoc.cpp
@@ -87,10 +87,11 @@ FX_BOOL XFA_GetPDFContentsFromPDFXML(CFDE_XMLNode* pPDFElement,
   }
   CFX_WideString wsPDFContent;
   pChunkElement->GetTextData(wsPDFContent);
-  iBufferSize = FX_Base64DecodeW(wsPDFContent, wsPDFContent.GetLength(), NULL);
+  iBufferSize =
+      FX_Base64DecodeW(wsPDFContent.c_str(), wsPDFContent.GetLength(), NULL);
   pByteBuffer = FX_Alloc(uint8_t, iBufferSize + 1);
   pByteBuffer[iBufferSize] = '0';  // FIXME: I bet this is wrong.
-  FX_Base64DecodeW(wsPDFContent, wsPDFContent.GetLength(), pByteBuffer);
+  FX_Base64DecodeW(wsPDFContent.c_str(), wsPDFContent.GetLength(), pByteBuffer);
   return TRUE;
 }
 void XFA_XPDPacket_MergeRootNode(CXFA_Node* pOriginRoot, CXFA_Node* pNewRoot) {
diff --git a/xfa/fxfa/app/xfa_ffdocview.cpp b/xfa/fxfa/app/xfa_ffdocview.cpp
index 9c627ea3c1..daa5fd6277 100644
--- a/xfa/fxfa/app/xfa_ffdocview.cpp
+++ b/xfa/fxfa/app/xfa_ffdocview.cpp
@@ -157,7 +157,7 @@ void CXFA_FFDocView::ShowNullTestMsg() {
       pAppProvider->LoadString(XFA_IDS_ValidateLimit, wsLimit);
       if (!wsLimit.IsEmpty()) {
         CFX_WideString wsTemp;
-        wsTemp.Format((const FX_WCHAR*)wsLimit, iRemain);
+        wsTemp.Format(wsLimit.c_str(), iRemain);
         wsMsg += FX_WSTRC(L"\n") + wsTemp;
       }
     }
@@ -792,8 +792,8 @@ void CXFA_FFDocView::RunBindItems() {
     const bool bValueUseContent =
         wsValueRef.IsEmpty() || wsValueRef == FX_WSTRC(L"$");
     CFX_WideString wsValue, wsLabel;
-    uint32_t uValueHash = FX_HashCode_String_GetW(CFX_WideString(wsValueRef),
-                                                  wsValueRef.GetLength());
+    uint32_t uValueHash =
+        FX_HashCode_String_GetW(wsValueRef.c_str(), wsValueRef.GetLength());
     for (int32_t i = 0; i < iCount; i++) {
       CXFA_Object* refObj = rs.nodes[i];
       if (!refObj->IsNode()) {
diff --git a/xfa/fxfa/app/xfa_ffimageedit.cpp b/xfa/fxfa/app/xfa_ffimageedit.cpp
index 18af171677..b56f24d366 100644
--- a/xfa/fxfa/app/xfa_ffimageedit.cpp
+++ b/xfa/fxfa/app/xfa_ffimageedit.cpp
@@ -131,7 +131,7 @@ FX_BOOL CXFA_FFImageEdit::OnLButtonDown(uint32_t dwFlags,
     return TRUE;
   }
   CFX_WideString wsImage;
-  IFX_FileRead* pFileRead = FX_CreateFileRead(wsFilePath);
+  IFX_FileRead* pFileRead = FX_CreateFileRead(wsFilePath.c_str());
   if (pFileRead) {
     int32_t nDataSize = pFileRead->GetSize();
     if (nDataSize > 0) {
diff --git a/xfa/fxfa/app/xfa_fftextedit.cpp b/xfa/fxfa/app/xfa_fftextedit.cpp
index 982ee00896..3232dbdac2 100644
--- a/xfa/fxfa/app/xfa_fftextedit.cpp
+++ b/xfa/fxfa/app/xfa_fftextedit.cpp
@@ -199,8 +199,7 @@ void CXFA_FFTextEdit::ValidateNumberField(const CFX_WideString& wsText) {
       pAppProvider->LoadString(XFA_IDS_ValidateNumberError, wsError);
       CFX_WideString wsSomField;
       pAcc->GetNode()->GetSOMExpression(wsSomField);
-      wsMessage.Format(wsError, (const FX_WCHAR*)wsText,
-                       (const FX_WCHAR*)wsSomField);
+      wsMessage.Format(wsError.c_str(), wsText.c_str(), wsSomField.c_str());
       pAppProvider->MsgBox(wsMessage.AsStringC(), wsTitle.AsStringC(),
                            XFA_MBICON_Error, XFA_MB_OK);
     }
diff --git a/xfa/fxfa/app/xfa_ffwidgetacc.cpp b/xfa/fxfa/app/xfa_ffwidgetacc.cpp
index 4e7da92370..fba296cde7 100644
--- a/xfa/fxfa/app/xfa_ffwidgetacc.cpp
+++ b/xfa/fxfa/app/xfa_ffwidgetacc.cpp
@@ -200,7 +200,7 @@ FX_BOOL CXFA_WidgetAcc::GetName(CFX_WideString& wsName, int32_t iNameType) {
   m_pNode->GetSOMExpression(wsName);
   if (iNameType == 2 && wsName.GetLength() >= 15) {
     CFX_WideStringC wsPre = FX_WSTRC(L"xfa[0].form[0].");
-    if (wsPre == CFX_WideStringC(wsName, wsPre.GetLength())) {
+    if (wsPre == CFX_WideStringC(wsName.c_str(), wsPre.GetLength())) {
       wsName.Delete(0, wsPre.GetLength());
     }
   }
@@ -528,7 +528,7 @@ int32_t CXFA_WidgetAcc::ProcessNullTestValidate(CXFA_Validate validate,
         GetValidateCaptionName(wsCaptionName, bVersionFlag);
         CFX_WideString wsError;
         pAppProvider->LoadString(XFA_IDS_ValidateNullError, wsError);
-        wsNullMsg.Format(wsError, (const FX_WCHAR*)wsCaptionName);
+        wsNullMsg.Format(wsError.c_str(), wsCaptionName.c_str());
       }
       pAppProvider->MsgBox(wsNullMsg.AsStringC(), wsTitle.AsStringC(),
                            XFA_MBICON_Status, XFA_MB_OK);
@@ -542,8 +542,8 @@ int32_t CXFA_WidgetAcc::ProcessNullTestValidate(CXFA_Validate validate,
         GetValidateCaptionName(wsCaptionName, bVersionFlag);
         CFX_WideString wsWarning;
         pAppProvider->LoadString(XFA_IDS_ValidateNullWarning, wsWarning);
-        wsNullMsg.Format(wsWarning, (const FX_WCHAR*)wsCaptionName,
-                         (const FX_WCHAR*)wsCaptionName);
+        wsNullMsg.Format(wsWarning.c_str(), wsCaptionName.c_str(),
+                         wsCaptionName.c_str());
       }
       if (pAppProvider->MsgBox(wsNullMsg.AsStringC(), wsTitle.AsStringC(),
                                XFA_MBICON_Warning, XFA_MB_YesNo) == XFA_IDYes) {
@@ -584,18 +584,18 @@ void CXFA_WidgetAcc::GetValidateMessage(IXFA_AppProvider* pAppProvider,
   CFX_WideString wsError;
   if (bVersionFlag) {
     pAppProvider->LoadString(XFA_IDS_ValidateFailed, wsError);
-    wsMessage.Format(wsError, (const FX_WCHAR*)wsCaptionName);
+    wsMessage.Format(wsError.c_str(), wsCaptionName.c_str());
     return;
   }
   if (bError) {
     pAppProvider->LoadString(XFA_IDS_ValidateError, wsError);
-    wsMessage.Format(wsError, (const FX_WCHAR*)wsCaptionName);
+    wsMessage.Format(wsError.c_str(), wsCaptionName.c_str());
     return;
   }
   CFX_WideString wsWarning;
   pAppProvider->LoadString(XFA_IDS_ValidateWarning, wsWarning);
-  wsMessage.Format(wsWarning, (const FX_WCHAR*)wsCaptionName,
-                   (const FX_WCHAR*)wsCaptionName);
+  wsMessage.Format(wsWarning.c_str(), wsCaptionName.c_str(),
+                   wsCaptionName.c_str());
 }
 int32_t CXFA_WidgetAcc::ProcessValidate(int32_t iFlags) {
   if (GetClassID() == XFA_ELEMENT_Draw) {
@@ -916,7 +916,7 @@ void CXFA_WidgetAcc::CalculateTextContentSize(CFX_SizeF& size) {
     pTextOut->SetStyles(dwStyles);
   }
   ((CXFA_FieldLayoutData*)m_pLayoutData)
-      ->m_pTextOut->CalcLogicSize(wsText, wsText.GetLength(), size);
+      ->m_pTextOut->CalcLogicSize(wsText.c_str(), wsText.GetLength(), size);
 }
 FX_BOOL CXFA_WidgetAcc::CalculateTextEditAutoSize(CFX_SizeF& size) {
   if (size.x > 0) {
diff --git a/xfa/fxfa/app/xfa_fontmgr.cpp b/xfa/fxfa/app/xfa_fontmgr.cpp
index 542fec57a3..72952a7bd9 100644
--- a/xfa/fxfa/app/xfa_fontmgr.cpp
+++ b/xfa/fxfa/app/xfa_fontmgr.cpp
@@ -1725,8 +1725,8 @@ const XFA_FONTINFO* XFA_GetFontINFOByFontName(
     _FXM_PLATFORM_ == _FXM_PLATFORM_ANDROID_
   CFX_WideString wsFontNameTemp = wsFontName;
   wsFontNameTemp.Remove(L' ');
-  uint32_t dwCurFontNameHash =
-      FX_HashCode_String_GetW(wsFontNameTemp, wsFontNameTemp.GetLength(), TRUE);
+  uint32_t dwCurFontNameHash = FX_HashCode_String_GetW(
+      wsFontNameTemp.c_str(), wsFontNameTemp.GetLength(), TRUE);
   int32_t iStart = 0;
   int32_t iEnd = sizeof(g_XFAFontsMap) / sizeof(XFA_FONTINFO) - 1;
   int32_t iMid = 0;
@@ -1763,7 +1763,8 @@ IFX_Font* CXFA_DefFontMgr::GetFont(CXFA_FFDoc* hDoc,
                                    uint16_t wCodePage) {
   CFX_WideString wsFontName = wsFontFamily;
   IFX_FontMgr* pFDEFontMgr = hDoc->GetApp()->GetFDEFontMgr();
-  IFX_Font* pFont = pFDEFontMgr->LoadFont(wsFontName, dwFontStyles, wCodePage);
+  IFX_Font* pFont =
+      pFDEFontMgr->LoadFont(wsFontName.c_str(), dwFontStyles, wCodePage);
   if (!pFont) {
     const XFA_FONTINFO* pCurFont =
         XFA_GetFontINFOByFontName(wsFontName.AsStringC());
@@ -1785,7 +1786,7 @@ IFX_Font* CXFA_DefFontMgr::GetFont(CXFA_FFDoc* hDoc,
         }
         CFX_WideString wsReplace =
             CFX_WideString(pReplace, pNameText - pReplace);
-        pFont = pFDEFontMgr->LoadFont(wsReplace, dwStyle, wCodePage);
+        pFont = pFDEFontMgr->LoadFont(wsReplace.c_str(), dwStyle, wCodePage);
         if (pFont) {
           break;
         }
diff --git a/xfa/fxfa/app/xfa_fwltheme.cpp b/xfa/fxfa/app/xfa_fwltheme.cpp
index 4d987b08b9..42d0835460 100644
--- a/xfa/fxfa/app/xfa_fwltheme.cpp
+++ b/xfa/fxfa/app/xfa_fwltheme.cpp
@@ -161,8 +161,8 @@ FX_BOOL CXFA_FWLTheme::DrawText(CFWL_ThemeText* pParams) {
       mtPart.Concat(*pMatrix);
     }
     m_pTextOut->SetMatrix(mtPart);
-    m_pTextOut->DrawLogicText(pParams->m_wsText, pParams->m_wsText.GetLength(),
-                              pParams->m_rtPart);
+    m_pTextOut->DrawLogicText(pParams->m_wsText.c_str(),
+                              pParams->m_wsText.GetLength(), pParams->m_rtPart);
     return TRUE;
   }
   CXFA_FFWidget* pWidget = XFA_ThemeGetOuterWidget(pParams->m_pWidget);
@@ -186,8 +186,8 @@ FX_BOOL CXFA_FWLTheme::DrawText(CFWL_ThemeText* pParams) {
     mtPart.Concat(*pMatrix);
   }
   m_pTextOut->SetMatrix(mtPart);
-  m_pTextOut->DrawLogicText(pParams->m_wsText, pParams->m_wsText.GetLength(),
-                            pParams->m_rtPart);
+  m_pTextOut->DrawLogicText(pParams->m_wsText.c_str(),
+                            pParams->m_wsText.GetLength(), pParams->m_rtPart);
   return TRUE;
 }
 void* CXFA_FWLTheme::GetCapacity(CFWL_ThemePart* pThemePart,
@@ -306,8 +306,8 @@ FX_BOOL CXFA_FWLTheme::CalcTextRect(CFWL_ThemeText* pParams, CFX_RectF& rect) {
     m_pTextOut->SetTextColor(FWLTHEME_CAPACITY_TextColor);
     m_pTextOut->SetAlignment(pParams->m_iTTOAlign);
     m_pTextOut->SetStyles(pParams->m_dwTTOStyles);
-    m_pTextOut->CalcLogicSize(pParams->m_wsText, pParams->m_wsText.GetLength(),
-                              rect);
+    m_pTextOut->CalcLogicSize(pParams->m_wsText.c_str(),
+                              pParams->m_wsText.GetLength(), rect);
     return TRUE;
   }
   CXFA_FFWidget* pWidget = XFA_ThemeGetOuterWidget(pParams->m_pWidget);
@@ -324,8 +324,8 @@ FX_BOOL CXFA_FWLTheme::CalcTextRect(CFWL_ThemeText* pParams, CFX_RectF& rect) {
     return FALSE;
   m_pTextOut->SetAlignment(pParams->m_iTTOAlign);
   m_pTextOut->SetStyles(pParams->m_dwTTOStyles);
-  m_pTextOut->CalcLogicSize(pParams->m_wsText, pParams->m_wsText.GetLength(),
-                            rect);
+  m_pTextOut->CalcLogicSize(pParams->m_wsText.c_str(),
+                            pParams->m_wsText.GetLength(), rect);
   return TRUE;
 }
 CFWL_WidgetTP* CXFA_FWLTheme::GetTheme(IFWL_Widget* pWidget) {
diff --git a/xfa/fxfa/app/xfa_textlayout.cpp b/xfa/fxfa/app/xfa_textlayout.cpp
index 1ee0dbe6f3..ce1ce7021e 100644
--- a/xfa/fxfa/app/xfa_textlayout.cpp
+++ b/xfa/fxfa/app/xfa_textlayout.cpp
@@ -303,7 +303,7 @@ void CXFA_TextParser::ParseTagInfo(CFDE_XMLNode* 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 =
@@ -584,7 +584,7 @@ FX_BOOL CXFA_TextParser::GetTabstops(
     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;
@@ -640,8 +640,8 @@ FX_BOOL CXFA_TextParser::GetTabstops(
         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);
@@ -656,7 +656,7 @@ FX_BOOL CXFA_TextParser::GetTabstops(
   }
   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);
diff --git a/xfa/fxfa/app/xfa_textlayout.h b/xfa/fxfa/app/xfa_textlayout.h
index c80e4f6cca..88b29e2cd4 100644
--- a/xfa/fxfa/app/xfa_textlayout.h
+++ b/xfa/fxfa/app/xfa_textlayout.h
@@ -177,8 +177,7 @@ class CXFA_LinkUserData : public IFX_Unknown, public CFX_Target {
   }
   virtual uint32_t AddRef() { return ++m_dwRefCount; }
 
- public:
-  const FX_WCHAR* GetLinkURL() { return m_pszURLContent; }
+  const FX_WCHAR* GetLinkURL() { return m_pszURLContent.c_str(); }
 
  protected:
   IFX_MEMAllocator* m_pAllocator;
diff --git a/xfa/fxfa/fm2js/xfa_fm2jscontext.cpp b/xfa/fxfa/fm2js/xfa_fm2jscontext.cpp
index 68d3a374b8..ee7e6223fe 100644
--- a/xfa/fxfa/fm2js/xfa_fm2jscontext.cpp
+++ b/xfa/fxfa/fm2js/xfa_fm2jscontext.cpp
@@ -2123,7 +2123,7 @@ FX_BOOL CXFA_FM2JSContext::IsoDate2Local(FXJSE_HOBJECT hThis,
   CFX_WideString wsRet;
   widgetValue.FormatPatterns(wsRet, wsFormat, pLocale,
                              XFA_VALUEPICTURE_Display);
-  strLocalDate = FX_UTF8Encode(wsRet, wsRet.GetLength());
+  strLocalDate = FX_UTF8Encode(wsRet.c_str(), wsRet.GetLength());
   return TRUE;
 }
 FX_BOOL CXFA_FM2JSContext::IsoTime2Local(FXJSE_HOBJECT hThis,
@@ -2164,7 +2164,7 @@ FX_BOOL CXFA_FM2JSContext::IsoTime2Local(FXJSE_HOBJECT hThis,
   CFX_WideString wsRet;
   widgetValue.FormatPatterns(wsRet, wsFormat, pLocale,
                              XFA_VALUEPICTURE_Display);
-  strLocalTime = FX_UTF8Encode(wsRet, wsRet.GetLength());
+  strLocalTime = FX_UTF8Encode(wsRet.c_str(), wsRet.GetLength());
   return TRUE;
 }
 FX_BOOL CXFA_FM2JSContext::GetGMTTime(FXJSE_HOBJECT hThis,
@@ -2205,7 +2205,7 @@ FX_BOOL CXFA_FM2JSContext::GetGMTTime(FXJSE_HOBJECT hThis,
   CFX_WideString wsRet;
   widgetValue.FormatPatterns(wsRet, wsFormat, pLocale,
                              XFA_VALUEPICTURE_Display);
-  strGMTTime = FX_UTF8Encode(wsRet, wsRet.GetLength());
+  strGMTTime = FX_UTF8Encode(wsRet.c_str(), wsRet.GetLength());
   return TRUE;
 }
 int32_t CXFA_FM2JSContext::DateString2Num(const CFX_ByteStringC& szDateString) {
@@ -2381,7 +2381,7 @@ void CXFA_FM2JSContext::GetLocalDateFormat(FXJSE_HOBJECT hThis,
     pLocale->GetDateTimeSymbols(wsSymbols);
     XFA_FM_AlternateDateTimeSymbols(strRet, wsSymbols, g_sAltTable_Date);
   }
-  strFormat = FX_UTF8Encode(strRet, strRet.GetLength());
+  strFormat = FX_UTF8Encode(strRet.c_str(), strRet.GetLength());
 }
 void CXFA_FM2JSContext::GetLocalTimeFormat(FXJSE_HOBJECT hThis,
                                            int32_t iStyle,
@@ -2436,7 +2436,7 @@ void CXFA_FM2JSContext::GetLocalTimeFormat(FXJSE_HOBJECT hThis,
     pLocale->GetDateTimeSymbols(wsSymbols);
     XFA_FM_AlternateDateTimeSymbols(strRet, wsSymbols, g_sAltTable_Time);
   }
-  strFormat = FX_UTF8Encode(strRet, strRet.GetLength());
+  strFormat = FX_UTF8Encode(strRet.c_str(), strRet.GetLength());
 }
 void CXFA_FM2JSContext::GetStandardDateFormat(FXJSE_HOBJECT hThis,
                                               int32_t iStyle,
@@ -3250,7 +3250,8 @@ void CXFA_FM2JSContext::Eval(FXJSE_HOBJECT hThis,
       FXJSE_HVALUE returnValue = FXJSE_Value_Create(hruntime);
       javaScript = wsJavaScriptBuf.GetWideString();
       FXJSE_ExecuteScript(
-          hContext, FX_UTF8Encode(javaScript, javaScript.GetLength()).c_str(),
+          hContext,
+          FX_UTF8Encode(javaScript.c_str(), javaScript.GetLength()).c_str(),
           returnValue);
       FXJSE_Value_Set(args.GetReturnValue(), returnValue);
       FXJSE_Value_Release(returnValue);
@@ -3367,7 +3368,7 @@ void CXFA_FM2JSContext::UnitType(FXJSE_HOBJECT hThis,
       unitspanString.MakeLower();
       CFX_WideString wsTypeString =
           CFX_WideString::FromUTF8(unitspanString.AsStringC());
-      const FX_WCHAR* pData = wsTypeString;
+      const FX_WCHAR* pData = wsTypeString.c_str();
       int32_t u = 0;
       int32_t uLen = wsTypeString.GetLength();
       while (*(pData + u) == 0x20 || *(pData + u) == 0x09 ||
@@ -3727,7 +3728,7 @@ void CXFA_FM2JSContext::Decode(FXJSE_HOBJECT hThis,
 void CXFA_FM2JSContext::DecodeURL(const CFX_ByteStringC& szURLString,
                                   CFX_ByteTextBuf& szResultString) {
   CFX_WideString wsURLString = CFX_WideString::FromUTF8(szURLString);
-  const FX_WCHAR* pData = wsURLString;
+  const FX_WCHAR* pData = wsURLString.c_str();
   int32_t iLen = wsURLString.GetLength();
   int32_t i = 0;
   FX_WCHAR ch = 0;
@@ -3788,7 +3789,7 @@ void CXFA_FM2JSContext::DecodeHTML(const CFX_ByteStringC& szHTMLString,
   int32_t i = 0;
   int32_t iCode = 0;
   FX_WCHAR ch = 0;
-  const FX_WCHAR* pData = wsHTMLString;
+  const FX_WCHAR* pData = wsHTMLString.c_str();
   CFX_WideTextBuf wsResultBuf;
   while (i < iLen) {
     ch = *(pData + i);
@@ -3862,7 +3863,7 @@ void CXFA_FM2JSContext::DecodeXML(const CFX_ByteStringC& szXMLString,
   int32_t i = 0;
   int32_t iCode = 0;
   FX_WCHAR ch = 0;
-  const FX_WCHAR* pData = wsXMLString;
+  const FX_WCHAR* pData = wsXMLString.c_str();
   CFX_WideTextBuf wsXMLBuf;
   while (i < iLen) {
     ch = *(pData + i);
@@ -4121,7 +4122,7 @@ void CXFA_FM2JSContext::EncodeHTML(const CFX_ByteStringC& szHTMLString,
   uint32_t ch = 0;
   int32_t iLen = wsHTMLString.GetLength();
   int32_t i = 0;
-  const FX_WCHAR* pData = wsHTMLString;
+  const FX_WCHAR* pData = wsHTMLString.c_str();
   int32_t iIndex = 0;
   CFX_WideString htmlReserve;
   while (i < iLen) {
@@ -4183,7 +4184,7 @@ void CXFA_FM2JSContext::EncodeXML(const CFX_ByteStringC& szXMLString,
   int32_t iLength = wsXMLString.GetLength();
   int32_t iIndex = 0;
   int32_t u = 0;
-  const FX_WCHAR* pData = wsXMLString;
+  const FX_WCHAR* pData = wsXMLString.c_str();
   for (u = 0; u < iLength; ++u) {
     ch = *(pData + u);
     switch (ch) {
@@ -4312,7 +4313,7 @@ static FX_BOOL XFA_PATTERN_STRING_Type(const CFX_ByteStringC& szPattern,
   }
   patternType = XFA_VT_NULL;
   wsPattern.MakeLower();
-  const FX_WCHAR* pData = wsPattern;
+  const FX_WCHAR* pData = wsPattern.c_str();
   int32_t iLength = wsPattern.GetLength();
   int32_t iIndex = 0;
   FX_BOOL bSingleQuotation = FALSE;
@@ -4442,7 +4443,7 @@ void CXFA_FM2JSContext::Format(FXJSE_HOBJECT hThis,
                                    XFA_VALUEPICTURE_Display)) {
       FXJSE_Value_SetUTF8String(
           args.GetReturnValue(),
-          FX_UTF8Encode(wsRet, wsRet.GetLength()).AsStringC());
+          FX_UTF8Encode(wsRet.c_str(), wsRet.GetLength()).AsStringC());
     } else {
       FXJSE_Value_SetUTF8String(args.GetReturnValue(), "");
     }
@@ -4522,7 +4523,7 @@ void CXFA_FM2JSContext::Lower(FXJSE_HOBJECT hThis,
       CFX_WideTextBuf lowStringBuf;
       CFX_WideString wsArgString =
           CFX_WideString::FromUTF8(argString.AsStringC());
-      const FX_WCHAR* pData = wsArgString;
+      const FX_WCHAR* pData = wsArgString.c_str();
       int32_t iLen = argString.GetLength();
       int32_t i = 0;
       int32_t ch = 0;
@@ -5148,7 +5149,7 @@ void CXFA_FM2JSContext::Upper(FXJSE_HOBJECT hThis,
       CFX_WideTextBuf upperStringBuf;
       CFX_WideString wsArgString =
           CFX_WideString::FromUTF8(argString.AsStringC());
-      const FX_WCHAR* pData = wsArgString;
+      const FX_WCHAR* pData = wsArgString.c_str();
       int32_t iLen = wsArgString.GetLength();
       int32_t i = 0;
       int32_t ch = 0;
@@ -5537,7 +5538,7 @@ void CXFA_FM2JSContext::Post(FXJSE_HOBJECT hThis,
     if (bFlags) {
       FXJSE_Value_SetUTF8String(
           args.GetReturnValue(),
-          FX_UTF8Encode(decodedResponse, decodedResponse.GetLength())
+          FX_UTF8Encode(decodedResponse.c_str(), decodedResponse.GetLength())
               .AsStringC());
     } else {
       pContext->ThrowScriptErrorMessage(XFA_IDS_SERVER_DENY);
@@ -6146,8 +6147,8 @@ void CXFA_FM2JSContext::dot_accessor(FXJSE_HOBJECT hThis,
         CFX_WideString wsSomExpression =
             CFX_WideString::FromUTF8(szSomExp.AsStringC());
         pContext->ThrowScriptErrorMessage(XFA_IDS_ACCESS_PROPERTY_IN_NOT_OBJECT,
-                                          (const FX_WCHAR*)wsPropertyName,
-                                          (const FX_WCHAR*)wsSomExpression);
+                                          wsPropertyName.c_str(),
+                                          wsSomExpression.c_str());
       }
       for (int32_t i = 0; i < iLength - 2; i++) {
         for (int32_t j = 0; j < iSizes[i]; j++) {
@@ -6209,8 +6210,8 @@ void CXFA_FM2JSContext::dot_accessor(FXJSE_HOBJECT hThis,
         CFX_WideString wsSomExpression =
             CFX_WideString::FromUTF8(szSomExp.AsStringC());
         pContext->ThrowScriptErrorMessage(XFA_IDS_ACCESS_PROPERTY_IN_NOT_OBJECT,
-                                          (const FX_WCHAR*)wsPropertyName,
-                                          (const FX_WCHAR*)wsSomExpression);
+                                          wsPropertyName.c_str(),
+                                          wsSomExpression.c_str());
       }
     }
     if (argc == 5) {
@@ -6294,8 +6295,8 @@ void CXFA_FM2JSContext::dotdot_accessor(FXJSE_HOBJECT hThis,
         CFX_WideString wsSomExpression =
             CFX_WideString::FromUTF8(szSomExp.AsStringC());
         pContext->ThrowScriptErrorMessage(XFA_IDS_ACCESS_PROPERTY_IN_NOT_OBJECT,
-                                          (const FX_WCHAR*)wsPropertyName,
-                                          (const FX_WCHAR*)wsSomExpression);
+                                          wsPropertyName.c_str(),
+                                          wsSomExpression.c_str());
       }
       for (int32_t i = 0; i < iLength - 2; i++) {
         for (int32_t j = 0; j < iSizes[i]; j++) {
@@ -6356,8 +6357,8 @@ void CXFA_FM2JSContext::dotdot_accessor(FXJSE_HOBJECT hThis,
         CFX_WideString wsSomExpression =
             CFX_WideString::FromUTF8(szSomExp.AsStringC());
         pContext->ThrowScriptErrorMessage(XFA_IDS_ACCESS_PROPERTY_IN_NOT_OBJECT,
-                                          (const FX_WCHAR*)wsPropertyName,
-                                          (const FX_WCHAR*)wsSomExpression);
+                                          wsPropertyName.c_str(),
+                                          wsSomExpression.c_str());
       }
     }
     if (argc == 5) {
@@ -6390,7 +6391,8 @@ void CXFA_FM2JSContext::eval_translation(FXJSE_HOBJECT hThis,
         CFX_WideString javaScript = wsJavaScriptBuf.GetWideString();
         FXJSE_Value_SetUTF8String(
             args.GetReturnValue(),
-            FX_UTF8Encode(javaScript, javaScript.GetLength()).AsStringC());
+            FX_UTF8Encode(javaScript.c_str(), javaScript.GetLength())
+                .AsStringC());
       } else {
         pContext->ThrowScriptErrorMessage(XFA_IDS_COMPILER_ERROR);
       }
@@ -7230,8 +7232,8 @@ void CXFA_FM2JSContext::ThrowScriptErrorMessage(int32_t iStringID, ...) {
   CFX_WideString wsMessage;
   va_list arg_ptr;
   va_start(arg_ptr, iStringID);
-  wsMessage.FormatV((const FX_WCHAR*)wsFormat, arg_ptr);
+  wsMessage.FormatV(wsFormat.c_str(), arg_ptr);
   va_end(arg_ptr);
   FXJSE_ThrowMessage(
-      "", FX_UTF8Encode(wsMessage, wsMessage.GetLength()).AsStringC());
+      "", FX_UTF8Encode(wsMessage.c_str(), wsMessage.GetLength()).AsStringC());
 }
diff --git a/xfa/fxfa/fm2js/xfa_fmparse.cpp b/xfa/fxfa/fm2js/xfa_fmparse.cpp
index e66a42f471..c99f015fca 100644
--- a/xfa/fxfa/fm2js/xfa_fmparse.cpp
+++ b/xfa/fxfa/fm2js/xfa_fmparse.cpp
@@ -964,7 +964,7 @@ CXFA_FMExpression* CXFA_FMParse::ParseForExpression() {
   } else {
     CFX_WideString ws_TempString = m_pToken->m_wstring;
     Error(m_pToken->m_uLinenum, FMERR_EXPECTED_TOKEN, L"upto or downto",
-          (const FX_WCHAR*)ws_TempString);
+          ws_TempString.c_str());
   }
   NextToken();
   std::unique_ptr<CXFA_FMSimpleExpression> pAccessor(ParseSimpleExpression());
diff --git a/xfa/fxfa/parser/cxfa_font.cpp b/xfa/fxfa/parser/cxfa_font.cpp
index 8579fcba80..261ef1f9ea 100644
--- a/xfa/fxfa/parser/cxfa_font.cpp
+++ b/xfa/fxfa/parser/cxfa_font.cpp
@@ -19,14 +19,14 @@ FX_FLOAT CXFA_Font::GetBaselineShift() {
 FX_FLOAT CXFA_Font::GetHorizontalScale() {
   CFX_WideString wsValue;
   m_pNode->TryCData(XFA_ATTRIBUTE_FontHorizontalScale, wsValue);
-  int32_t iScale = FXSYS_wtoi((const FX_WCHAR*)wsValue);
+  int32_t iScale = FXSYS_wtoi(wsValue.c_str());
   return iScale > 0 ? (FX_FLOAT)iScale : 100.0f;
 }
 
 FX_FLOAT CXFA_Font::GetVerticalScale() {
   CFX_WideString wsValue;
   m_pNode->TryCData(XFA_ATTRIBUTE_FontVerticalScale, wsValue);
-  int32_t iScale = FXSYS_wtoi((const FX_WCHAR*)wsValue);
+  int32_t iScale = FXSYS_wtoi(wsValue.c_str());
   return iScale > 0 ? (FX_FLOAT)iScale : 100.0f;
 }
 
diff --git a/xfa/fxfa/parser/cxfa_widgetdata.cpp b/xfa/fxfa/parser/cxfa_widgetdata.cpp
index 0a6b5062bc..681516d8e8 100644
--- a/xfa/fxfa/parser/cxfa_widgetdata.cpp
+++ b/xfa/fxfa/parser/cxfa_widgetdata.cpp
@@ -928,8 +928,8 @@ void CXFA_WidgetData::InsertItem(const CFX_WideString& wsLabel,
     return;
 
   m_pNode->GetDocument()->GetNotify()->OnWidgetDataEvent(
-      this, XFA_WIDGETEVENT_ListItemAdded, (void*)(const FX_WCHAR*)wsLabel,
-      (void*)(const FX_WCHAR*)wsValue, (void*)(uintptr_t)nIndex);
+      this, XFA_WIDGETEVENT_ListItemAdded, (void*)wsLabel.c_str(),
+      (void*)wsValue.c_str(), (void*)(uintptr_t)nIndex);
 }
 
 void CXFA_WidgetData::GetItemLabel(const CFX_WideStringC& wsValue,
@@ -1125,7 +1125,7 @@ FX_BOOL CXFA_WidgetData::GetBarcodeAttribute_DataLength(int32_t& val) {
   CXFA_Node* pUIChild = GetUIChild();
   CFX_WideString wsDataLength;
   if (pUIChild->TryCData(XFA_ATTRIBUTE_DataLength, wsDataLength)) {
-    val = FXSYS_wtoi(wsDataLength);
+    val = FXSYS_wtoi(wsDataLength.c_str());
     return TRUE;
   }
   return FALSE;
@@ -1159,7 +1159,7 @@ FX_BOOL CXFA_WidgetData::GetBarcodeAttribute_ECLevel(int32_t& val) {
   CXFA_Node* pUIChild = GetUIChild();
   CFX_WideString wsECLevel;
   if (pUIChild->TryCData(XFA_ATTRIBUTE_ErrorCorrectionLevel, wsECLevel)) {
-    val = FXSYS_wtoi(wsECLevel);
+    val = FXSYS_wtoi(wsECLevel.c_str());
     return TRUE;
   }
   return FALSE;
@@ -1239,11 +1239,11 @@ FX_BOOL CXFA_WidgetData::GetBarcodeAttribute_WideNarrowRatio(FX_FLOAT& val) {
     FX_STRSIZE ptPos = wsWideNarrowRatio.Find(':');
     FX_FLOAT fRatio = 0;
     if (ptPos >= 0) {
-      fRatio = (FX_FLOAT)FXSYS_wtoi(wsWideNarrowRatio);
+      fRatio = (FX_FLOAT)FXSYS_wtoi(wsWideNarrowRatio.c_str());
     } else {
       int32_t fA, fB;
-      fA = FXSYS_wtoi(wsWideNarrowRatio.Left(ptPos));
-      fB = FXSYS_wtoi(wsWideNarrowRatio.Mid(ptPos + 1));
+      fA = FXSYS_wtoi(wsWideNarrowRatio.Left(ptPos).c_str());
+      fB = FXSYS_wtoi(wsWideNarrowRatio.Mid(ptPos + 1).c_str());
       if (fB)
         fRatio = (FX_FLOAT)fA / fB;
     }
diff --git a/xfa/fxfa/parser/xfa_basic_imp.cpp b/xfa/fxfa/parser/xfa_basic_imp.cpp
index 07f1b82301..112e247016 100644
--- a/xfa/fxfa/parser/xfa_basic_imp.cpp
+++ b/xfa/fxfa/parser/xfa_basic_imp.cpp
@@ -599,7 +599,7 @@ int32_t CXFA_WideTextRead::ReadString(FX_WCHAR* pStr,
   if (iMaxLength > m_wsBuffer.GetLength() - m_iPosition) {
     iMaxLength = m_wsBuffer.GetLength() - m_iPosition;
   }
-  FXSYS_wcsncpy(pStr, (const FX_WCHAR*)m_wsBuffer + m_iPosition, iMaxLength);
+  FXSYS_wcsncpy(pStr, m_wsBuffer.c_str() + m_iPosition, iMaxLength);
   m_iPosition += iMaxLength;
   bEOS = IsEOF();
   return iMaxLength;
diff --git a/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp b/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp
index ea924165d1..a75a8ea72c 100644
--- a/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp
+++ b/xfa/fxfa/parser/xfa_document_datamerger_imp.cpp
@@ -563,8 +563,8 @@ static CXFA_Node* XFA_NodeMerge_CloneOrMergeInstanceManager(
     CXFA_NodeArray& subforms) {
   CFX_WideStringC wsSubformName = pTemplateNode->GetCData(XFA_ATTRIBUTE_Name);
   CFX_WideString wsInstMgrNodeName = FX_WSTRC(L"_") + wsSubformName;
-  uint32_t dwInstNameHash =
-      FX_HashCode_String_GetW(wsInstMgrNodeName, wsInstMgrNodeName.GetLength());
+  uint32_t dwInstNameHash = FX_HashCode_String_GetW(
+      wsInstMgrNodeName.c_str(), wsInstMgrNodeName.GetLength());
   CXFA_Node* pExistingNode = XFA_DataMerge_FindFormDOMInstance(
       pDocument, XFA_ELEMENT_InstanceManager, dwInstNameHash, pFormParent);
   if (pExistingNode) {
diff --git a/xfa/fxfa/parser/xfa_document_imp.cpp b/xfa/fxfa/parser/xfa_document_imp.cpp
index 9bdee05a55..2b848ab1b3 100644
--- a/xfa/fxfa/parser/xfa_document_imp.cpp
+++ b/xfa/fxfa/parser/xfa_document_imp.cpp
@@ -264,7 +264,7 @@ XFA_VERSION CXFA_Document::RecognizeXFAVersionNumber(
   CFX_WideStringC wsTemplateURIPrefix =
       XFA_GetPacketByIndex(XFA_PACKET_Template)->pURI;
   FX_STRSIZE nPrefixLength = wsTemplateURIPrefix.GetLength();
-  if (CFX_WideStringC(wsTemplateNS, wsTemplateNS.GetLength()) !=
+  if (CFX_WideStringC(wsTemplateNS.c_str(), wsTemplateNS.GetLength()) !=
       wsTemplateURIPrefix) {
     return XFA_VERSION_UNKNOWN;
   }
@@ -272,10 +272,11 @@ XFA_VERSION CXFA_Document::RecognizeXFAVersionNumber(
   if (nDotPos == (FX_STRSIZE)-1) {
     return XFA_VERSION_UNKNOWN;
   }
-  int8_t iMajor =
-      FXSYS_wtoi(wsTemplateNS.Mid(nPrefixLength, nDotPos - nPrefixLength));
+  int8_t iMajor = FXSYS_wtoi(
+      wsTemplateNS.Mid(nPrefixLength, nDotPos - nPrefixLength).c_str());
   int8_t iMinor = FXSYS_wtoi(
-      wsTemplateNS.Mid(nDotPos + 1, wsTemplateNS.GetLength() - nDotPos - 2));
+      wsTemplateNS.Mid(nDotPos + 1, wsTemplateNS.GetLength() - nDotPos - 2)
+          .c_str());
   XFA_VERSION eVersion = (XFA_VERSION)((int32_t)iMajor * 100 + iMinor);
   if (eVersion < XFA_VERSION_MIN || eVersion > XFA_VERSION_MAX) {
     return XFA_VERSION_UNKNOWN;
@@ -390,27 +391,25 @@ void CXFA_Document::DoProtoMerge() {
       if (uSharpPos < 0) {
         wsURI = wsUseVal;
       } else {
-        wsURI = CFX_WideStringC((const FX_WCHAR*)wsUseVal, uSharpPos);
+        wsURI = CFX_WideStringC(wsUseVal.c_str(), uSharpPos);
         FX_STRSIZE uLen = wsUseVal.GetLength();
         if (uLen >= uSharpPos + 5 &&
-            CFX_WideStringC((const FX_WCHAR*)wsUseVal + uSharpPos, 5) ==
+            CFX_WideStringC(wsUseVal.c_str() + uSharpPos, 5) ==
                 FX_WSTRC(L"#som(") &&
             wsUseVal[uLen - 1] == ')') {
-          wsSOM = CFX_WideStringC((const FX_WCHAR*)wsUseVal + uSharpPos + 5,
+          wsSOM = CFX_WideStringC(wsUseVal.c_str() + uSharpPos + 5,
                                   uLen - 1 - uSharpPos - 5);
         } else {
-          wsID = CFX_WideStringC((const FX_WCHAR*)wsUseVal + uSharpPos + 1,
+          wsID = CFX_WideStringC(wsUseVal.c_str() + uSharpPos + 1,
                                  uLen - uSharpPos - 1);
         }
       }
     } else if (pUseHrefNode->TryCData(XFA_ATTRIBUTE_Use, wsUseVal) &&
                !wsUseVal.IsEmpty()) {
       if (wsUseVal[0] == '#') {
-        wsID = CFX_WideStringC((const FX_WCHAR*)wsUseVal + 1,
-                               wsUseVal.GetLength() - 1);
+        wsID = CFX_WideStringC(wsUseVal.c_str() + 1, wsUseVal.GetLength() - 1);
       } else {
-        wsSOM =
-            CFX_WideStringC((const FX_WCHAR*)wsUseVal, wsUseVal.GetLength());
+        wsSOM = CFX_WideStringC(wsUseVal.c_str(), wsUseVal.GetLength());
       }
     }
     if (!wsURI.IsEmpty() && wsURI != FX_WSTRC(L".")) {
diff --git a/xfa/fxfa/parser/xfa_document_serialize.cpp b/xfa/fxfa/parser/xfa_document_serialize.cpp
index feaebdd7b7..4c826b6e59 100644
--- a/xfa/fxfa/parser/xfa_document_serialize.cpp
+++ b/xfa/fxfa/parser/xfa_document_serialize.cpp
@@ -407,7 +407,7 @@ static void XFA_DataExporter_RegenerateFormFile_Container(
     wsOutput += wsAttr;
   }
   if (!wsOutput.IsEmpty()) {
-    pStream->WriteString((const FX_WCHAR*)wsOutput, wsOutput.GetLength());
+    pStream->WriteString(wsOutput.c_str(), wsOutput.GetLength());
   }
   CXFA_Node* pChildNode = pNode->GetNodeItem(XFA_NODEITEM_FirstChild);
   if (pChildNode) {
@@ -436,7 +436,7 @@ void XFA_DataExporter_RegenerateFormFile(CXFA_Node* pNode,
       static const FX_WCHAR s_pwChecksum[] = L" checksum=\"";
       CFX_WideString wsChecksum = CFX_WideString::FromUTF8(pChecksum);
       pStream->WriteString(s_pwChecksum, FXSYS_wcslen(s_pwChecksum));
-      pStream->WriteString((const FX_WCHAR*)wsChecksum, wsChecksum.GetLength());
+      pStream->WriteString(wsChecksum.c_str(), wsChecksum.GetLength());
       pStream->WriteString(L"\"", 1);
     }
     pStream->WriteString(L" xmlns=\"", FXSYS_wcslen(L" xmlns=\""));
@@ -450,8 +450,7 @@ void XFA_DataExporter_RegenerateFormFile(CXFA_Node* pNode,
       wsVersionNumber = FX_WSTRC(L"2.8");
     }
     wsVersionNumber += FX_WSTRC(L"/\"\n>");
-    pStream->WriteString((const FX_WCHAR*)wsVersionNumber,
-                         wsVersionNumber.GetLength());
+    pStream->WriteString(wsVersionNumber.c_str(), wsVersionNumber.GetLength());
     CXFA_Node* pChildNode = pNode->GetNodeItem(XFA_NODEITEM_FirstChild);
     while (pChildNode) {
       XFA_DataExporter_RegenerateFormFile_Container(pChildNode, pStream);
diff --git a/xfa/fxfa/parser/xfa_localevalue.cpp b/xfa/fxfa/parser/xfa_localevalue.cpp
index 57c8054168..e36595d840 100644
--- a/xfa/fxfa/parser/xfa_localevalue.cpp
+++ b/xfa/fxfa/parser/xfa_localevalue.cpp
@@ -219,7 +219,7 @@ FX_FLOAT CXFA_LocaleValue::GetNum() const {
     int32_t nExponent = 0;
     int cc = 0;
     FX_BOOL bNegative = FALSE, bExpSign = FALSE;
-    const FX_WCHAR* str = (const FX_WCHAR*)m_wsValue;
+    const FX_WCHAR* str = m_wsValue.c_str();
     int len = m_wsValue.GetLength();
     while (XFA_IsSpace(str[cc]) && cc < len) {
       cc++;
@@ -294,7 +294,7 @@ FX_DOUBLE CXFA_LocaleValue::GetDoubleNum() const {
     int32_t nExponent = 0;
     int32_t cc = 0;
     FX_BOOL bNegative = FALSE, bExpSign = FALSE;
-    const FX_WCHAR* str = (const FX_WCHAR*)m_wsValue;
+    const FX_WCHAR* str = m_wsValue.c_str();
     int len = m_wsValue.GetLength();
     while (XFA_IsSpace(str[cc]) && cc < len) {
       cc++;
@@ -615,7 +615,7 @@ FX_BOOL CXFA_LocaleValue::ValidateCanonicalDate(const CFX_WideString& wsDate,
   uint16_t wYear = 0;
   uint16_t wMonth = 0;
   uint16_t wDay = 0;
-  const FX_WCHAR* pDate = (const FX_WCHAR*)wsDate;
+  const FX_WCHAR* pDate = wsDate.c_str();
   int nIndex = 0, nStart = 0;
   while (pDate[nIndex] != '\0' && nIndex < wCountY) {
     if (!XFA_IsDigit(pDate[nIndex])) {
@@ -701,7 +701,7 @@ FX_BOOL CXFA_LocaleValue::ValidateCanonicalTime(const CFX_WideString& wsTime) {
   uint16_t wMinute = 0;
   uint16_t wSecond = 0;
   uint16_t wFraction = 0;
-  const FX_WCHAR* pTime = (const FX_WCHAR*)wsTime;
+  const FX_WCHAR* pTime = wsTime.c_str();
   int nIndex = 0;
   int nStart = 0;
   while (nIndex - nStart < wCountH && pTime[nIndex]) {
diff --git a/xfa/fxfa/parser/xfa_object_imp.cpp b/xfa/fxfa/parser/xfa_object_imp.cpp
index 157d7dfa57..87941af070 100644
--- a/xfa/fxfa/parser/xfa_object_imp.cpp
+++ b/xfa/fxfa/parser/xfa_object_imp.cpp
@@ -71,10 +71,10 @@ void CXFA_Object::ThrowScriptErrorMessage(int32_t iStringID, ...) {
   CFX_WideString wsMessage;
   va_list arg_ptr;
   va_start(arg_ptr, iStringID);
-  wsMessage.FormatV((const FX_WCHAR*)wsFormat, arg_ptr);
+  wsMessage.FormatV(wsFormat.c_str(), arg_ptr);
   va_end(arg_ptr);
   FXJSE_ThrowMessage(
-      "", FX_UTF8Encode(wsMessage, wsMessage.GetLength()).AsStringC());
+      "", FX_UTF8Encode(wsMessage.c_str(), wsMessage.GetLength()).AsStringC());
 }
 
 static void XFA_DeleteWideString(void* pData) {
@@ -753,7 +753,8 @@ void CXFA_Node::Script_TreeClass_Nodes(FXJSE_HVALUE hValue,
     CFX_WideString wsMessage;
     pAppProvider->LoadString(XFA_IDS_Unable_TO_SET, wsMessage);
     FXJSE_ThrowMessage(
-        "", FX_UTF8Encode(wsMessage, wsMessage.GetLength()).AsStringC());
+        "",
+        FX_UTF8Encode(wsMessage.c_str(), wsMessage.GetLength()).AsStringC());
   } else {
     CXFA_AttachNodeList* pNodeList = new CXFA_AttachNodeList(m_pDocument, this);
     FXJSE_Value_SetObject(hValue, (CXFA_Object*)pNodeList,
@@ -1480,11 +1481,9 @@ void CXFA_Node::Script_Attribute_String(FXJSE_HVALUE hValue,
               ->GetFirstChildByClass(XFA_ELEMENT_Proto);
       if (!wsUseVal.IsEmpty()) {
         if (wsUseVal[0] == '#') {
-          wsID = CFX_WideString((const FX_WCHAR*)wsUseVal + 1,
-                                wsUseVal.GetLength() - 1);
+          wsID = CFX_WideString(wsUseVal.c_str() + 1, wsUseVal.GetLength() - 1);
         } else {
-          wsSOM =
-              CFX_WideString((const FX_WCHAR*)wsUseVal, wsUseVal.GetLength());
+          wsSOM = wsUseVal;
         }
       }
       CXFA_Node* pProtoNode = NULL;
@@ -1527,7 +1526,8 @@ void CXFA_Node::Script_Attribute_String(FXJSE_HVALUE hValue,
     CFX_WideString wsValue;
     GetAttribute(eAttribute, wsValue);
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(wsValue, wsValue.GetLength()).AsStringC());
+        hValue,
+        FX_UTF8Encode(wsValue.c_str(), wsValue.GetLength()).AsStringC());
   }
 }
 void CXFA_Node::Script_Attribute_StringRead(FXJSE_HVALUE hValue,
@@ -1537,7 +1537,8 @@ void CXFA_Node::Script_Attribute_StringRead(FXJSE_HVALUE hValue,
     CFX_WideString wsValue;
     GetAttribute(eAttribute, wsValue);
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(wsValue, wsValue.GetLength()).AsStringC());
+        hValue,
+        FX_UTF8Encode(wsValue.c_str(), wsValue.GetLength()).AsStringC());
   } else {
     ThrowScriptErrorMessage(XFA_IDS_INVAlID_PROP_SET);
   }
@@ -1697,13 +1698,14 @@ void CXFA_Node::Script_Som_DefaultValue(FXJSE_HVALUE hValue,
         classID != XFA_ELEMENT_SubmitUrl) {
       FXJSE_Value_SetNull(hValue);
     } else if (classID == XFA_ELEMENT_Integer) {
-      FXJSE_Value_SetInteger(hValue, FXSYS_wtoi(content));
+      FXJSE_Value_SetInteger(hValue, FXSYS_wtoi(content.c_str()));
     } else if (classID == XFA_ELEMENT_Float || classID == XFA_ELEMENT_Decimal) {
       CFX_Decimal decimal(content.AsStringC());
       FXJSE_Value_SetFloat(hValue, (FX_FLOAT)(double)decimal);
     } else {
       FXJSE_Value_SetUTF8String(
-          hValue, FX_UTF8Encode(content, content.GetLength()).AsStringC());
+          hValue,
+          FX_UTF8Encode(content.c_str(), content.GetLength()).AsStringC());
     }
   }
 }
@@ -1719,7 +1721,8 @@ void CXFA_Node::Script_Som_DefaultValue_Read(FXJSE_HVALUE hValue,
     FXJSE_Value_SetNull(hValue);
   } else {
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(content, content.GetLength()).AsStringC());
+        hValue,
+        FX_UTF8Encode(content.c_str(), content.GetLength()).AsStringC());
   }
 }
 void CXFA_Node::Script_Boolean_Value(FXJSE_HVALUE hValue,
@@ -1959,7 +1962,8 @@ void CXFA_Node::Script_Draw_DefaultValue(FXJSE_HVALUE hValue,
       FXJSE_Value_SetNull(hValue);
     } else {
       FXJSE_Value_SetUTF8String(
-          hValue, FX_UTF8Encode(content, content.GetLength()).AsStringC());
+          hValue,
+          FX_UTF8Encode(content.c_str(), content.GetLength()).AsStringC());
     }
   }
 }
@@ -2012,21 +2016,24 @@ void CXFA_Node::Script_Field_DefaultValue(FXJSE_HVALUE hValue,
         if (eUI == XFA_ELEMENT_NumericEdit &&
             (pNode->GetInteger(XFA_ATTRIBUTE_FracDigits) == -1)) {
           FXJSE_Value_SetUTF8String(
-              hValue, FX_UTF8Encode(content, content.GetLength()).AsStringC());
+              hValue,
+              FX_UTF8Encode(content.c_str(), content.GetLength()).AsStringC());
         } else {
           CFX_Decimal decimal(content.AsStringC());
           FXJSE_Value_SetFloat(hValue, (FX_FLOAT)(double)decimal);
         }
       } else if (pNode && pNode->GetClassID() == XFA_ELEMENT_Integer) {
-        FXJSE_Value_SetInteger(hValue, FXSYS_wtoi(content));
+        FXJSE_Value_SetInteger(hValue, FXSYS_wtoi(content.c_str()));
       } else if (pNode && pNode->GetClassID() == XFA_ELEMENT_Boolean) {
-        FXJSE_Value_SetBoolean(hValue, FXSYS_wtoi(content) == 0 ? FALSE : TRUE);
+        FXJSE_Value_SetBoolean(hValue,
+                               FXSYS_wtoi(content.c_str()) == 0 ? FALSE : TRUE);
       } else if (pNode && pNode->GetClassID() == XFA_ELEMENT_Float) {
         CFX_Decimal decimal(content.AsStringC());
         FXJSE_Value_SetFloat(hValue, (FX_FLOAT)(double)decimal);
       } else {
         FXJSE_Value_SetUTF8String(
-            hValue, FX_UTF8Encode(content, content.GetLength()).AsStringC());
+            hValue,
+            FX_UTF8Encode(content.c_str(), content.GetLength()).AsStringC());
       }
     }
   }
@@ -2230,7 +2237,7 @@ void CXFA_Node::Script_Field_GetSaveItem(CFXJSE_Arguments* pArguments) {
   if (bHasItem) {
     FXJSE_Value_SetUTF8String(
         pArguments->GetReturnValue(),
-        FX_UTF8Encode(wsValue, wsValue.GetLength()).AsStringC());
+        FX_UTF8Encode(wsValue.c_str(), wsValue.GetLength()).AsStringC());
   } else {
     FXJSE_Value_SetNull(pArguments->GetReturnValue());
   }
@@ -2308,7 +2315,7 @@ void CXFA_Node::Script_Field_GetDisplayItem(CFXJSE_Arguments* pArguments) {
   if (bHasItem) {
     FXJSE_Value_SetUTF8String(
         pArguments->GetReturnValue(),
-        FX_UTF8Encode(wsValue, wsValue.GetLength()).AsStringC());
+        FX_UTF8Encode(wsValue.c_str(), wsValue.GetLength()).AsStringC());
   } else {
     FXJSE_Value_SetNull(pArguments->GetReturnValue());
   }
@@ -2596,8 +2603,8 @@ void CXFA_Node::Script_Subform_Locale(FXJSE_HVALUE hValue,
     CFX_WideString wsLocaleName;
     GetLocaleName(wsLocaleName);
     FXJSE_Value_SetUTF8String(
-        hValue,
-        FX_UTF8Encode(wsLocaleName, wsLocaleName.GetLength()).AsStringC());
+        hValue, FX_UTF8Encode(wsLocaleName.c_str(), wsLocaleName.GetLength())
+                    .AsStringC());
   }
 }
 void CXFA_Node::Script_Subform_ExecEvent(CFXJSE_Arguments* pArguments) {
@@ -2737,8 +2744,8 @@ void CXFA_Node::Script_Template_CreateNode(CFXJSE_Arguments* pArguments) {
               pArguments->GetReturnValue(),
               m_pDocument->GetScriptContext()->GetJSValueFromMap(pNewNode));
         } else {
-          ThrowScriptErrorMessage(XFA_IDS_NOT_HAVE_PROPERTY,
-                                  (const FX_WCHAR*)strTagName, L"name");
+          ThrowScriptErrorMessage(XFA_IDS_NOT_HAVE_PROPERTY, strTagName.c_str(),
+                                  L"name");
         }
       } else {
         FXJSE_Value_Set(
@@ -3296,7 +3303,7 @@ int32_t CXFA_Node::InstanceManager_SetInstances(int32_t iDesired) {
                                         : wsInstManagerName.Mid(1);
     uint32_t dInstanceNameHash =
         wsInstanceName.IsEmpty() ? 0 : FX_HashCode_String_GetW(
-                                           wsInstanceName,
+                                           wsInstanceName.c_str(),
                                            wsInstanceName.GetLength());
     CXFA_Node* pPrevSibling =
         (iDesired == 0) ? this
@@ -3492,7 +3499,8 @@ void CXFA_Node::Script_Form_Checksum(FXJSE_HVALUE hValue,
     CFX_WideString wsChecksum;
     GetAttribute(XFA_ATTRIBUTE_Checksum, wsChecksum, FALSE);
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(wsChecksum, wsChecksum.GetLength()).AsStringC());
+        hValue,
+        FX_UTF8Encode(wsChecksum.c_str(), wsChecksum.GetLength()).AsStringC());
   }
 }
 void CXFA_Node::Script_Packet_GetAttribute(CFXJSE_Arguments* pArguments) {
@@ -3502,13 +3510,13 @@ void CXFA_Node::Script_Packet_GetAttribute(CFXJSE_Arguments* pArguments) {
     CFX_WideString wsAttributeValue;
     CFDE_XMLNode* pXMLNode = GetXMLMappingNode();
     if (pXMLNode && pXMLNode->GetType() == FDE_XMLNODE_Element) {
-      static_cast<CFDE_XMLElement*>(pXMLNode)
-          ->GetString(CFX_WideString::FromUTF8(bsAttributeName.AsStringC()),
-                      wsAttributeValue);
+      static_cast<CFDE_XMLElement*>(pXMLNode)->GetString(
+          CFX_WideString::FromUTF8(bsAttributeName.AsStringC()).c_str(),
+          wsAttributeValue);
     }
     FXJSE_Value_SetUTF8String(
         pArguments->GetReturnValue(),
-        FX_UTF8Encode(wsAttributeValue, wsAttributeValue.GetLength())
+        FX_UTF8Encode(wsAttributeValue.c_str(), wsAttributeValue.GetLength())
             .AsStringC());
   } else {
     ThrowScriptErrorMessage(XFA_IDS_INCORRECT_NUMBER_OF_METHOD,
@@ -3540,8 +3548,8 @@ void CXFA_Node::Script_Packet_RemoveAttribute(CFXJSE_Arguments* pArguments) {
     CFDE_XMLNode* pXMLNode = GetXMLMappingNode();
     if (pXMLNode && pXMLNode->GetType() == FDE_XMLNODE_Element) {
       CFDE_XMLElement* pXMLElement = static_cast<CFDE_XMLElement*>(pXMLNode);
-      if (pXMLElement->HasAttribute(wsName)) {
-        pXMLElement->RemoveAttribute(wsName);
+      if (pXMLElement->HasAttribute(wsName.c_str())) {
+        pXMLElement->RemoveAttribute(wsName.c_str());
       }
     }
     FXJSE_Value_SetNull(pArguments->GetReturnValue());
@@ -3570,7 +3578,8 @@ void CXFA_Node::Script_Packet_Content(FXJSE_HVALUE hValue,
       pXMLElement->GetTextData(wsTextData);
     }
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(wsTextData, wsTextData.GetLength()).AsStringC());
+        hValue,
+        FX_UTF8Encode(wsTextData.c_str(), wsTextData.GetLength()).AsStringC());
   }
 }
 void CXFA_Node::Script_Source_Next(CFXJSE_Arguments* pArguments) {
@@ -3937,7 +3946,7 @@ FX_BOOL CXFA_Node::SetCData(XFA_ATTRIBUTE eAttr,
                             FX_BOOL bNotify,
                             FX_BOOL bScriptModify) {
   void* pKey = XFA_GetMapKey_Element(GetClassID(), eAttr);
-  OnChanging(eAttr, (void*)(const FX_WCHAR*)wsValue, bNotify);
+  OnChanging(eAttr, (void*)wsValue.c_str(), bNotify);
   if (eAttr == XFA_ATTRIBUTE_Value) {
     CFX_WideString* pClone = new CFX_WideString(wsValue);
     SetUserData(pKey, pClone, &deleteWideStringCallBack);
@@ -3946,7 +3955,7 @@ FX_BOOL CXFA_Node::SetCData(XFA_ATTRIBUTE eAttr,
     if (eAttr == XFA_ATTRIBUTE_Name)
       UpdateNameHash();
   }
-  OnChanged(eAttr, (void*)(const FX_WCHAR*)wsValue, bNotify, bScriptModify);
+  OnChanged(eAttr, (void*)wsValue.c_str(), bNotify, bScriptModify);
   if (IsNeedSavingXMLNode() && eAttr != XFA_ATTRIBUTE_QualifiedName &&
       eAttr != XFA_ATTRIBUTE_BindingNode) {
     if (eAttr == XFA_ATTRIBUTE_Name &&
@@ -4006,10 +4015,10 @@ FX_BOOL CXFA_Node::SetAttributeValue(const CFX_WideString& wsValue,
                                      FX_BOOL bNotify,
                                      FX_BOOL bScriptModify) {
   void* pKey = XFA_GetMapKey_Element(GetClassID(), XFA_ATTRIBUTE_Value);
-  OnChanging(XFA_ATTRIBUTE_Value, (void*)(const FX_WCHAR*)wsValue, bNotify);
+  OnChanging(XFA_ATTRIBUTE_Value, (void*)wsValue.c_str(), bNotify);
   CFX_WideString* pClone = new CFX_WideString(wsValue);
   SetUserData(pKey, pClone, &deleteWideStringCallBack);
-  OnChanged(XFA_ATTRIBUTE_Value, (void*)(const FX_WCHAR*)wsValue, bNotify,
+  OnChanged(XFA_ATTRIBUTE_Value, (void*)wsValue.c_str(), bNotify,
             bScriptModify);
   if (IsNeedSavingXMLNode()) {
     FDE_XMLNODETYPE eXMLType = m_pXMLNode->GetType();
diff --git a/xfa/fxfa/parser/xfa_parser_imp.cpp b/xfa/fxfa/parser/xfa_parser_imp.cpp
index 5cd28e79df..4bb47ddc5d 100644
--- a/xfa/fxfa/parser/xfa_parser_imp.cpp
+++ b/xfa/fxfa/parser/xfa_parser_imp.cpp
@@ -212,8 +212,8 @@ FX_BOOL XFA_FDEExtension_ResolveNamespaceQualifier(
     if (pNode->GetType() != FDE_XMLNODE_Element) {
       continue;
     }
-    if (pNode->HasAttribute(wsNSAttribute)) {
-      pNode->GetString(wsNSAttribute, wsNamespaceURI);
+    if (pNode->HasAttribute(wsNSAttribute.c_str())) {
+      pNode->GetString(wsNSAttribute.c_str(), wsNamespaceURI);
       return TRUE;
     }
   }
@@ -1149,7 +1149,7 @@ void CXFA_SimpleParser::ParseDataGroup(CXFA_Node* pXFANode,
           }
           if (!bNeedValue) {
             CFX_WideString wsNilName = FX_WSTRC(L"xsi:nil");
-            pXMLElement->RemoveAttribute(wsNilName);
+            pXMLElement->RemoveAttribute(wsNilName.c_str());
           }
         }
         pXFANode->InsertChild(pXFAChild);
diff --git a/xfa/fxfa/parser/xfa_script_imp.cpp b/xfa/fxfa/parser/xfa_script_imp.cpp
index d92cdc7271..84d84bd153 100644
--- a/xfa/fxfa/parser/xfa_script_imp.cpp
+++ b/xfa/fxfa/parser/xfa_script_imp.cpp
@@ -181,7 +181,7 @@ void CXFA_ScriptContext::GlobalPropertyGetter(FXJSE_HOBJECT hObject,
       return;
     }
     uint32_t uHashCode =
-        FX_HashCode_String_GetW(wsPropName, wsPropName.GetLength());
+        FX_HashCode_String_GetW(wsPropName.c_str(), wsPropName.GetLength());
     if (uHashCode != XFA_HASHCODE_Layout) {
       CXFA_Object* pObject =
           lpScriptContext->GetDocument()->GetXFAObject(uHashCode);
diff --git a/xfa/fxfa/parser/xfa_script_nodehelper.cpp b/xfa/fxfa/parser/xfa_script_nodehelper.cpp
index 619ba65fff..1b79ad94be 100644
--- a/xfa/fxfa/parser/xfa_script_nodehelper.cpp
+++ b/xfa/fxfa/parser/xfa_script_nodehelper.cpp
@@ -284,13 +284,13 @@ void CXFA_NodeHelper::XFA_GetNameExpression(CXFA_Node* refNode,
       (bIsProperty && refNode->GetClassID() != XFA_ELEMENT_PageSet)) {
     refNode->GetClassName(wsTagName);
     ws = wsTagName;
-    wsName.Format(L"#%s[%d]", (const FX_WCHAR*)ws,
+    wsName.Format(L"#%s[%d]", ws.c_str(),
                   XFA_GetIndex(refNode, eLogicType, bIsProperty, TRUE));
     return;
   }
   ws = refNode->GetCData(XFA_ATTRIBUTE_Name);
   ws.Replace(L".", L"\\.");
-  wsName.Format(L"%s[%d]", (const FX_WCHAR*)ws,
+  wsName.Format(L"%s[%d]", ws.c_str(),
                 XFA_GetIndex(refNode, eLogicType, bIsProperty, FALSE));
 }
 
diff --git a/xfa/fxfa/parser/xfa_script_resolveprocessor.cpp b/xfa/fxfa/parser/xfa_script_resolveprocessor.cpp
index 6ebec5da9c..09f513714c 100644
--- a/xfa/fxfa/parser/xfa_script_resolveprocessor.cpp
+++ b/xfa/fxfa/parser/xfa_script_resolveprocessor.cpp
@@ -96,8 +96,8 @@ int32_t CXFA_ResolveProcessor::XFA_ResolveNodes_AnyChild(
     bClassName = TRUE;
     wsName = wsName.Right(wsName.GetLength() - 1);
   }
-  findNode = m_pNodeHelper->XFA_ResolveNodes_GetOneChild(ToNode(rnd.m_CurNode),
-                                                         wsName, bClassName);
+  findNode = m_pNodeHelper->XFA_ResolveNodes_GetOneChild(
+      ToNode(rnd.m_CurNode), wsName.c_str(), bClassName);
   if (findNode == NULL) {
     return 0;
   }
@@ -124,7 +124,7 @@ int32_t CXFA_ResolveProcessor::XFA_ResolveNodes_Dollar(
     return -1;
   }
   uint32_t dwNameHash =
-      FX_HashCode_String_GetW((const FX_WCHAR*)wsName + 1, iNameLen - 1);
+      FX_HashCode_String_GetW(wsName.c_str() + 1, iNameLen - 1);
   if (dwNameHash == XFA_HASHCODE_Xfa) {
     nodes.Add(rnd.m_pSC->GetDocument()->GetRoot());
   } else {
@@ -152,8 +152,8 @@ int32_t CXFA_ResolveProcessor::XFA_ResolveNodes_Excalmatory(
   rndFind.m_pSC = rnd.m_pSC;
   rndFind.m_CurNode = datasets;
   rndFind.m_wsName = rnd.m_wsName.Right(rnd.m_wsName.GetLength() - 1);
-  rndFind.m_uHashName =
-      FX_HashCode_String_GetW(rndFind.m_wsName, rndFind.m_wsName.GetLength());
+  rndFind.m_uHashName = FX_HashCode_String_GetW(rndFind.m_wsName.c_str(),
+                                                rndFind.m_wsName.GetLength());
   rndFind.m_nLevel = rnd.m_nLevel + 1;
   rndFind.m_dwStyles = XFA_RESOLVENODE_Children;
   rndFind.m_wsCondition = rnd.m_wsCondition;
@@ -179,8 +179,8 @@ int32_t CXFA_ResolveProcessor::XFA_ResolveNodes_NumberSign(
   rndFind.m_dwStyles |= XFA_RESOLVENODE_TagName;
   rndFind.m_dwStyles &= ~XFA_RESOLVENODE_Attributes;
   rndFind.m_wsName = wsName;
-  rndFind.m_uHashName =
-      FX_HashCode_String_GetW(rndFind.m_wsName, rndFind.m_wsName.GetLength());
+  rndFind.m_uHashName = FX_HashCode_String_GetW(rndFind.m_wsName.c_str(),
+                                                rndFind.m_wsName.GetLength());
   rndFind.m_wsCondition = wsCondition;
   rndFind.m_CurNode = curNode;
   XFA_ResolveNodes_Normal(rndFind);
@@ -618,7 +618,7 @@ int32_t CXFA_ResolveProcessor::XFA_ResolveNodes_GetFilter(
   wsCondition.ReleaseBuffer(nConditionCount);
   wsCondition.TrimLeft();
   wsCondition.TrimRight();
-  rnd.m_uHashName = FX_HashCode_String_GetW(wsName, wsName.GetLength());
+  rnd.m_uHashName = FX_HashCode_String_GetW(wsName.c_str(), wsName.GetLength());
   return nStart;
 }
 void CXFA_ResolveProcessor::XFA_ResolveNode_ConditionArray(
diff --git a/xfa/fxfa/parser/xfa_utils_imp.cpp b/xfa/fxfa/parser/xfa_utils_imp.cpp
index 1b3dddc674..ec7a10c10d 100644
--- a/xfa/fxfa/parser/xfa_utils_imp.cpp
+++ b/xfa/fxfa/parser/xfa_utils_imp.cpp
@@ -197,7 +197,8 @@ void XFA_GetPlainTextFromRichText(CFDE_XMLNode* pXMLNode,
       CFDE_XMLElement* pXMLElement = static_cast<CFDE_XMLElement*>(pXMLNode);
       CFX_WideString wsTag;
       pXMLElement->GetLocalTagName(wsTag);
-      uint32_t uTag = FX_HashCode_String_GetW(wsTag, wsTag.GetLength(), TRUE);
+      uint32_t uTag =
+          FX_HashCode_String_GetW(wsTag.c_str(), wsTag.GetLength(), TRUE);
       if (uTag == 0x0001f714) {
         wsPlainText += L"\n";
       } else if (uTag == 0x00000070) {
@@ -321,7 +322,7 @@ FX_DOUBLE XFA_WideStringToDouble(const CFX_WideString& wsStringVal) {
   int32_t nExponent = 0;
   int32_t cc = 0;
   FX_BOOL bNegative = FALSE, bExpSign = FALSE;
-  const FX_WCHAR* str = (const FX_WCHAR*)wsValue;
+  const FX_WCHAR* str = wsValue.c_str();
   int32_t len = wsValue.GetLength();
   if (str[0] == '+') {
     cc++;