Remove MakeSeekableReadStream

This Cl removes the MakeSeekableReadStream call and, at the one place
it's used, creates an IFX_MemoryStream which is a seekable read stream.

Change-Id: I6b0b23636eff47f8caca5432313ba99703e21e4d
Reviewed-on: https://pdfium-review.googlesource.com/4037
Reviewed-by: Nicolás Peña <npm@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 4 insertions, 12 deletions

diff --git a/testing/libfuzzer/pdf_cfx_saxreader_fuzzer.cc b/testing/libfuzzer/pdf_cfx_saxreader_fuzzer.cc
index 00b55cdbd4..0dfbbdf639 100644
--- a/testing/libfuzzer/pdf_cfx_saxreader_fuzzer.cc
+++ b/testing/libfuzzer/pdf_cfx_saxreader_fuzzer.cc
@@ -10,20 +10,12 @@
 #include "xfa/fxfa/parser/cxfa_widetextread.h"
 
 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)));
-  auto stream = pdfium::MakeRetain<CXFA_WideTextRead>(input);
-  if (!stream)
-    return 0;
-
-  CFX_RetainPtr<IFX_SeekableReadStream> fileRead =
-      stream->MakeSeekableReadStream();
-  if (!fileRead)
-    return 0;
-
   CFX_SAXReader reader;
-  if (reader.StartParse(fileRead, 0, -1, CFX_SaxParseMode_NotSkipSpace) < 0)
+  if (reader.StartParse(
+          IFX_MemoryStream::Create(const_cast<uint8_t*>(data), size), 0, -1,
+          CFX_SaxParseMode_NotSkipSpace) < 0) {
     return 0;
+  }
 
   while (1) {
     int32_t ret = reader.ContinueParse(nullptr);