Move CFGAS_Stream to CFX_SeekableStreamProxy

This CL moves the FGAS stream code into core/fxcrt and renames to
CFX_SeekableStreamProxy.

Change-Id: I6641fe0cca45a128ef3ec281b0b40f8d60296387
Reviewed-on: https://pdfium-review.googlesource.com/4311
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Nicolás Peña <npm@chromium.org>

1 files changed, 0 insertions, 54 deletions

diff --git a/xfa/fgas/crt/cfgas_stream.h b/xfa/fgas/crt/cfgas_stream.h
deleted file mode 100644
index 5d2e5e6242..0000000000
--- a/xfa/fgas/crt/cfgas_stream.h
+++ /dev/null
@@ -1,54 +0,0 @@
-// Copyright 2017 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.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_FGAS_CRT_CFGAS_STREAM_H_
-#define XFA_FGAS_CRT_CFGAS_STREAM_H_
-
-#include <algorithm>
-
-#include "core/fxcrt/cfx_retain_ptr.h"
-#include "core/fxcrt/fx_stream.h"
-#include "core/fxcrt/fx_system.h"
-
-class CFGAS_Stream : public CFX_Retainable {
- public:
-  enum class Pos {
-    Begin = 0,
-    Current,
-  };
-
-  template <typename T, typename... Args>
-  friend CFX_RetainPtr<T> pdfium::MakeRetain(Args&&... args);
-
-  FX_FILESIZE GetLength() const { return m_pStream->GetSize(); }
-  FX_FILESIZE GetPosition() { return m_iPosition; }
-  FX_STRSIZE GetBOMLength() const { return std::max(0, m_wBOMLength); }
-  bool IsEOF() const { return m_iPosition >= GetLength(); }
-
-  void Seek(CFGAS_Stream::Pos eSeek, FX_FILESIZE iOffset);
-  FX_STRSIZE ReadString(wchar_t* pStr, FX_STRSIZE iMaxLength, bool* bEOS);
-
-  void WriteString(const CFX_WideStringC& str);
-
-  uint16_t GetCodePage() const { return m_wCodePage; }
-  void SetCodePage(uint16_t wCodePage);
-
- private:
-  CFGAS_Stream(const CFX_RetainPtr<IFX_SeekableStream>& stream,
-               bool isWriteSteam);
-  CFGAS_Stream(uint8_t* data, FX_STRSIZE size);
-  ~CFGAS_Stream() override;
-
-  FX_STRSIZE ReadData(uint8_t* pBuffer, FX_STRSIZE iBufferSize);
-
-  uint16_t m_wCodePage;
-  FX_STRSIZE m_wBOMLength;
-  bool m_IsWriteStream;
-  FX_FILESIZE m_iPosition;
-  CFX_RetainPtr<IFX_SeekableStream> m_pStream;
-};
-
-#endif  // XFA_FGAS_CRT_CFGAS_STREAM_H_