Rename both As{Byte,Wide}StringC() helpers to AsStringC().

xfa/fxfa/parser/cxfa_image.cpp

 // Copyright 2016 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/parser/cxfa_image.h"
 
 #include "xfa/fxfa/parser/xfa_object.h"
 
@@ skipping 24 matching lines @@
   return m_pNode->TryContent(wsText);
 }
 
 FX_BOOL CXFA_Image::SetContentType(const CFX_WideString& wsContentType) {
   return m_pNode->SetCData(XFA_ATTRIBUTE_ContentType, wsContentType);
 }
 
 FX_BOOL CXFA_Image::SetHref(const CFX_WideString& wsHref) {
   if (m_bDefValue)
     return m_pNode->SetCData(XFA_ATTRIBUTE_Href, wsHref);
-  return m_pNode->SetAttribute(XFA_ATTRIBUTE_Href, wsHref.AsWideStringC());
+  return m_pNode->SetAttribute(XFA_ATTRIBUTE_Href, wsHref.AsStringC());
 }
 
 FX_BOOL CXFA_Image::SetTransferEncoding(int32_t iTransferEncoding) {
   if (m_bDefValue) {
     return m_pNode->SetEnum(XFA_ATTRIBUTE_TransferEncoding,
                             (XFA_ATTRIBUTEENUM)iTransferEncoding);
   }
   return TRUE;
 }