Refcount all the IFX_ stream classes all the time.

We can remove a lot of "bOwnsStream" logic in the process.
Always pass these by const reference, in case the called method
wants to hang on to the stream (one exception is where we stick
a raw pointer into a void* slot in a context from another layer).

Review-Url: https://codereview.chromium.org/2451493002

1 files changed, 2 insertions, 6 deletions

diff --git a/testing/libfuzzer/xfa_codec_fuzzer.h b/testing/libfuzzer/xfa_codec_fuzzer.h
index 4281db0ac9..8608993396 100644
--- a/testing/libfuzzer/xfa_codec_fuzzer.h
+++ b/testing/libfuzzer/xfa_codec_fuzzer.h
@@ -17,10 +17,8 @@ class XFACodecFuzzer {
     std::unique_ptr<CCodec_ModuleMgr> mgr(new CCodec_ModuleMgr());
     std::unique_ptr<CCodec_ProgressiveDecoder> decoder(
         mgr->CreateProgressiveDecoder());
-    Reader source(data, size);
-
-    FXCODEC_STATUS status =
-        decoder->LoadImageInfo(&source, type, nullptr, true);
+    CFX_RetainPtr<Reader> source(new Reader(data, size));
+    FXCODEC_STATUS status = decoder->LoadImageInfo(source, type, nullptr, true);
     if (status != FXCODEC_STATUS_FRAME_READY)
       return 0;
 
@@ -46,8 +44,6 @@ class XFACodecFuzzer {
     Reader(const uint8_t* data, size_t size) : m_data(data), m_size(size) {}
     ~Reader() {}
 
-    void Release() override {}
-
     bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
       if (offset < 0 || static_cast<size_t>(offset) >= m_size)
         return false;