Move xfa_basic_imp to cxfa_widetextread.

testing/libfuzzer/pdf_xml_fuzzer.cc

Index: testing/libfuzzer/pdf_xml_fuzzer.cc
diff --git a/testing/libfuzzer/pdf_xml_fuzzer.cc b/testing/libfuzzer/pdf_xml_fuzzer.cc
index 0b80b1a04cec6e4acc872b53f0d8bcec15dc862f..c87199985ec76a61cd3a9904f1f9370dbefdb506 100644
--- a/testing/libfuzzer/pdf_xml_fuzzer.cc
+++ b/testing/libfuzzer/pdf_xml_fuzzer.cc
@@ -11,7 +11,7 @@
 #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 {
 
@@ -51,7 +51,7 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   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;