Remove ICodec_* Interfaces.

core/fxcodec/codec/fx_codec_jbig.cpp

 // Copyright 2014 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
 
 #include <list>
 
 #include "core/fxcodec/codec/codec_int.h"
 #include "core/fxcodec/include/fx_codec.h"
 
+namespace {
+
+class CCodec_Jbig2Context {
+ public:
+  CCodec_Jbig2Context();
+  ~CCodec_Jbig2Context() {}
+
+  uint32_t m_width;
+  uint32_t m_height;
+  CPDF_StreamAcc* m_pGlobalStream;
+  CPDF_StreamAcc* m_pSrcStream;
+  uint8_t* m_dest_buf;
+  uint32_t m_dest_pitch;
+  IFX_Pause* m_pPause;
+  CJBig2_Context* m_pContext;
+  CJBig2_Image* m_dest_image;
+};
+
+}  // namespace
+
 // Holds per-document JBig2 related data.
 class JBig2DocumentContext : public CFX_DestructObject {
  public:
   std::list<CJBig2_CachePair>* GetSymbolDictCache() {
     return &m_SymbolDictCache;
   }
 
   ~JBig2DocumentContext() override {
     for (auto it : m_SymbolDictCache) {
       delete it.second;
@@ skipping 95 matching lines @@
     return FXCODEC_STATUS_ERROR;
   }
   int dword_size =
       m_pJbig2Context->m_height * m_pJbig2Context->m_dest_pitch / 4;
   uint32_t* dword_buf = (uint32_t*)m_pJbig2Context->m_dest_buf;
   for (int i = 0; i < dword_size; i++) {
     dword_buf[i] = ~dword_buf[i];
   }
   return FXCODEC_STATUS_DECODE_FINISH;
 }