Make down-conversion explicit from CFX_Widetring to CFX_WideStringC.

fpdfsdk/fsdk_baseform.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 "fpdfsdk/include/fsdk_baseform.h"
 
 #include <algorithm>
 #include <memory>
@@ skipping 51 matching lines @@
         CFX_WideString sName;
         if (GetFieldType() == FIELDTYPE_RADIOBUTTON) {
           sName = GetAnnotName();
           if (sName.IsEmpty())
             sName = GetName();
         } else {
           sName = GetName();
         }
 
         if (!sName.IsEmpty())
-          m_hMixXFAWidget = pDocView->GetWidgetByName(sName);
+          m_hMixXFAWidget = pDocView->GetWidgetByName(sName.AsWideStringC());
       }
     }
     return m_hMixXFAWidget;
   }
 
   return NULL;
 }
 
 CXFA_FFWidget* CPDFSDK_Widget::GetGroupMixXFAWidget() {
   CPDFSDK_Document* pSDKDoc = m_pPageView->GetSDKDocument();
   CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
   if (pDoc->GetDocType() == DOCTYPE_STATIC_XFA) {
     if (CXFA_FFDocView* pDocView = pDoc->GetXFADocView()) {
       CFX_WideString sName = GetName();
       if (!sName.IsEmpty())
-        return pDocView->GetWidgetByName(sName);
+        return pDocView->GetWidgetByName(sName.AsWideStringC());
     }
   }
 
   return nullptr;
 }
 
 CXFA_FFWidgetHandler* CPDFSDK_Widget::GetXFAWidgetHandler() const {
   CPDFSDK_Document* pSDKDoc = m_pPageView->GetSDKDocument();
   CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
   if (pDoc->GetDocType() == DOCTYPE_STATIC_XFA) {
@@ skipping 2347 matching lines @@
     FXSYS_memcpy(pBuf, fdfEncodedData.GetBuffer(), nBufSize);
   }
   return TRUE;
 }
 
 FX_BOOL CPDFSDK_InterForm::ExportFieldsToFDFTextBuf(
     const std::vector<CPDF_FormField*>& fields,
     bool bIncludeOrExclude,
     CFX_ByteTextBuf& textBuf) {
   std::unique_ptr<CFDF_Document> pFDF(m_pInterForm->ExportToFDF(
-      m_pDocument->GetPath(), fields, bIncludeOrExclude));
+      m_pDocument->GetPath().AsWideStringC(), fields, bIncludeOrExclude));
   return pFDF ? pFDF->WriteBuf(textBuf) : FALSE;
 }
 
 #ifdef PDF_ENABLE_XFA
 void CPDFSDK_InterForm::SynchronizeField(CPDF_FormField* pFormField,
                                          FX_BOOL bSynchronizeElse) {
   int x = 0;
   if (m_FieldSynchronizeMap.Lookup(pFormField, x))
     return;
 
@@ skipping 17 matching lines @@
 FX_BOOL CPDFSDK_InterForm::SubmitForm(const CFX_WideString& sDestination,
                                       FX_BOOL bUrlEncoded) {
   if (sDestination.IsEmpty())
     return FALSE;
 
   if (!m_pDocument || !m_pInterForm)
     return FALSE;
 
   CPDFDoc_Environment* pEnv = m_pDocument->GetEnv();
   CFX_WideString wsPDFFilePath = m_pDocument->GetPath();
-  CFDF_Document* pFDFDoc = m_pInterForm->ExportToFDF(wsPDFFilePath);
+  CFDF_Document* pFDFDoc =
+      m_pInterForm->ExportToFDF(wsPDFFilePath.AsWideStringC());
   if (!pFDFDoc)
     return FALSE;
 
   CFX_ByteTextBuf FdfBuffer;
   FX_BOOL bRet = pFDFDoc->WriteBuf(FdfBuffer);
   delete pFDFDoc;
   if (!bRet)
     return FALSE;
 
   uint8_t* pBuffer = FdfBuffer.GetBuffer();
   FX_STRSIZE nBufSize = FdfBuffer.GetLength();
 
   if (bUrlEncoded) {
     if (!FDFToURLEncodedData(pBuffer, nBufSize))
       return FALSE;
   }
 
   pEnv->JS_docSubmitForm(pBuffer, nBufSize, sDestination.c_str());
 
   if (bUrlEncoded) {
     FX_Free(pBuffer);
     pBuffer = NULL;
   }
 
   return TRUE;
 }
 
 FX_BOOL CPDFSDK_InterForm::ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf) {
-  CFDF_Document* pFDF = m_pInterForm->ExportToFDF(m_pDocument->GetPath());
+  CFDF_Document* pFDF =
+      m_pInterForm->ExportToFDF(m_pDocument->GetPath().AsWideStringC());
   if (!pFDF)
     return FALSE;
 
   FX_BOOL bRet = pFDF->WriteBuf(textBuf);
   delete pFDF;
 
   return bRet;
 }
 
 FX_BOOL CPDFSDK_InterForm::DoAction_ResetForm(const CPDF_Action& action) {
@@ skipping 295 matching lines @@
       break;
     }
   }
 }
 
 CFX_FloatRect CBA_AnnotIterator::GetAnnotRect(const CPDFSDK_Annot* pAnnot) {
   CFX_FloatRect rcAnnot;
   pAnnot->GetPDFAnnot()->GetRect(rcAnnot);
   return rcAnnot;
 }