Keep only base/extractor.[cc|h].

third_party/lzma/v4_65/files/CPP/7zip/Compress/CopyCoder.h

Index: third_party/lzma/v4_65/files/CPP/7zip/Compress/CopyCoder.h
diff --git a/third_party/lzma/v4_65/files/CPP/7zip/Compress/CopyCoder.h b/third_party/lzma/v4_65/files/CPP/7zip/Compress/CopyCoder.h
deleted file mode 100644
index c5736781270c42652c571b6d50454c35727fd3e5..0000000000000000000000000000000000000000
--- a/third_party/lzma/v4_65/files/CPP/7zip/Compress/CopyCoder.h
+++ /dev/null
@@ -1,32 +0,0 @@
-// Compress/CopyCoder.h
-
-#ifndef __COMPRESS_COPY_CODER_H
-#define __COMPRESS_COPY_CODER_H
-
-#include "../../Common/MyCom.h"
-
-#include "../ICoder.h"
-
-namespace NCompress {
-
-class CCopyCoder:
-  public ICompressCoder,
-  public ICompressGetInStreamProcessedSize,
-  public CMyUnknownImp
-{
-  Byte *_buffer;
-public:
-  UInt64 TotalSize;
-  CCopyCoder(): TotalSize(0) , _buffer(0) {};
-  ~CCopyCoder();
-
-  MY_UNKNOWN_IMP1(ICompressGetInStreamProcessedSize)
-
-  STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,
-      const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
-  STDMETHOD(GetInStreamProcessedSize)(UInt64 *value);
-};
-
-}
-
-#endif