Banish CFX_ByteStringArray and CFX_WideStringArray to the XFA side.

core/src/fpdfdoc/doc_form.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 "core/include/fpdfdoc/fpdf_doc.h"
 #include "doc_utils.h"
 #include "third_party/base/stl_util.h"
 
@@ skipping 645 matching lines @@
   return pNode ? pNode->CountFields() : 0;
 }
 CPDF_FormField* CPDF_InterForm::GetField(FX_DWORD index,
                                          const CFX_WideString& csFieldName) {
   if (csFieldName == L"") {
     return m_pFieldTree->m_Root.GetField(index);
   }
   CFieldTree::_Node* pNode = m_pFieldTree->FindNode(csFieldName);
   return pNode ? pNode->GetField(index) : nullptr;
 }
-void CPDF_InterForm::GetAllFieldNames(CFX_WideStringArray& allFieldNames) {
-  allFieldNames.RemoveAll();
-  int nCount = m_pFieldTree->m_Root.CountFields();
-  for (int i = 0; i < nCount; i++) {
-    CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i);
-    if (pField) {
-      CFX_WideString full_name = GetFullName(pField->GetFieldDict());
-      allFieldNames.Add(full_name);
-    }
-  }
-}
 
 CPDF_FormField* CPDF_InterForm::GetFieldByDict(
     CPDF_Dictionary* pFieldDict) const {
   if (!pFieldDict) {
     return NULL;
   }
   CFX_WideString csWName = GetFullName(pFieldDict);
   return m_pFieldTree->GetField(csWName);
 }
 
@@ skipping 536 matching lines @@
     FDF_ImportField(pField, L"", bNotify);
   }
   if (bNotify && m_pFormNotify) {
     m_pFormNotify->AfterFormImportData(this);
   }
   return TRUE;
 }
 void CPDF_InterForm::SetFormNotify(const CPDF_FormNotify* pNotify) {
   m_pFormNotify = (CPDF_FormNotify*)pNotify;
 }