3 files changed, 10 insertions, 20 deletions
diff --git a/core/fpdfapi/parser/cpdf_object_stream.cpp b/core/fpdfapi/parser/cpdf_object_stream.cpp
index a85cbf1ffa..d6b3d365f6 100644
--- a/core/fpdfapi/parser/cpdf_object_stream.cpp
+++ b/core/fpdfapi/parser/cpdf_object_stream.cpp
@@ -97,8 +97,7 @@ void CPDF_ObjectStream::Init(const CPDF_Stream* stream) {
     stream_acc->LoadAllDataFiltered();
     const uint32_t data_size = stream_acc->GetSize();
     data_stream_ = pdfium::MakeRetain<CFX_MemoryStream>(
-        stream_acc->DetachData().release(), static_cast<size_t>(data_size),
-        true);
+        stream_acc->DetachData().release(), data_size);
   }
 
   CPDF_SyntaxParser syntax(data_stream_);
diff --git a/core/fxcrt/cfx_memorystream.cpp b/core/fxcrt/cfx_memorystream.cpp
index 15cde78f42..b0a0bd91d1 100644
--- a/core/fxcrt/cfx_memorystream.cpp
+++ b/core/fxcrt/cfx_memorystream.cpp
@@ -17,26 +17,16 @@ constexpr size_t kBlockSize = 64 * 1024;
 }  // namespace
 
 CFX_MemoryStream::CFX_MemoryStream(bool bConsecutive)
-    : m_nTotalSize(0),
-      m_nCurSize(0),
-      m_bConsecutive(bConsecutive),
-      m_bTakeOver(true) {}
-
-CFX_MemoryStream::CFX_MemoryStream(uint8_t* pBuffer,
-                                   size_t nSize,
-                                   bool bTakeOver)
-    : m_nTotalSize(nSize),
-      m_nCurSize(nSize),
-      m_bConsecutive(true),
-      m_bTakeOver(bTakeOver) {
+    : m_nTotalSize(0), m_nCurSize(0), m_bConsecutive(bConsecutive) {}
+
+CFX_MemoryStream::CFX_MemoryStream(uint8_t* pBuffer, size_t nSize)
+    : m_nTotalSize(nSize), m_nCurSize(nSize), m_bConsecutive(true) {
   m_Blocks.push_back(pBuffer);
 }
 
 CFX_MemoryStream::~CFX_MemoryStream() {
-  if (m_bTakeOver) {
-    for (uint8_t* pBlock : m_Blocks)
-      FX_Free(pBlock);
-  }
+  for (uint8_t* pBlock : m_Blocks)
+    FX_Free(pBlock);
 }
 
 FX_FILESIZE CFX_MemoryStream::GetSize() {
diff --git a/core/fxcrt/cfx_memorystream.h b/core/fxcrt/cfx_memorystream.h
index cd89c629fc..95f62b6a2c 100644
--- a/core/fxcrt/cfx_memorystream.h
+++ b/core/fxcrt/cfx_memorystream.h
@@ -32,7 +32,9 @@ class CFX_MemoryStream : public IFX_SeekableStream {
 
  private:
   explicit CFX_MemoryStream(bool bConsecutive);
-  CFX_MemoryStream(uint8_t* pBuffer, size_t nSize, bool bTakeOver);
+
+  // Takes ownership of |pBuffer|.
+  CFX_MemoryStream(uint8_t* pBuffer, size_t nSize);
   ~CFX_MemoryStream() override;
 
   bool ExpandBlocks(size_t size);
@@ -42,7 +44,6 @@ class CFX_MemoryStream : public IFX_SeekableStream {
   size_t m_nCurSize;
   size_t m_nCurPos = 0;
   const bool m_bConsecutive;
-  const bool m_bTakeOver;  // Owns the data in |m_Blocks|.
 };
 
 #endif  // CORE_FXCRT_CFX_MEMORYSTREAM_H_