Move xfa_basic_imp to cxfa_widetextread.

testing/libfuzzer/pdf_xml_fuzzer.cc

 // Copyright 2016 The 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.
 
 #include <cstddef>
 #include <cstdint>
 #include <limits>
 #include <memory>
 
 #include "core/fxcrt/include/fx_basic.h"
 #include "core/fxcrt/include/fx_system.h"
 #include "xfa/fde/xml/fde_xml_imp.h"
 #include "xfa/fxfa/parser/cxfa_xml_parser.h"
-#include "xfa/fxfa/parser/xfa_utils.h"
+#include "xfa/fxfa/parser/cxfa_widetextread.h"
 
 namespace {
 
 CFDE_XMLNode* XFA_FDEExtension_GetDocumentNode(
     CFDE_XMLDoc* pXMLDoc,
     FX_BOOL bVerifyWellFormness = FALSE) {
   if (!pXMLDoc) {
     return nullptr;
   }
   CFDE_XMLNode* pXMLFakeRoot = pXMLDoc->GetRoot();
@@ skipping 19 matching lines @@
 
 }  // namespace
 
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   if (size > std::numeric_limits<FX_STRSIZE>::max())
     return 0;
 
   CFX_WideString input = CFX_WideString::FromUTF8(
       CFX_ByteStringC(data, static_cast<FX_STRSIZE>(size)));
   std::unique_ptr<IFX_Stream, ReleaseDeleter<IFX_Stream>> stream(
-      XFA_CreateWideTextRead(input));
+      new CXFA_WideTextRead(input));
   if (!stream)
     return 0;
 
   std::unique_ptr<CFDE_XMLDoc> doc(new CFDE_XMLDoc);
   std::unique_ptr<CFDE_XMLParser, ReleaseDeleter<CFDE_XMLParser>> parser(
       new CXFA_XMLParser(doc->GetRoot(), stream.get()));
 
   if (!doc->LoadXML(parser.release()))
     return 0;
 
   int32_t load_result = doc->DoLoad(nullptr);
   if (load_result < 100)
     return 0;
 
   (void)XFA_FDEExtension_GetDocumentNode(doc.get());
   return 0;
 }