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

third_party/lzma/v4_65/files/CS/7zip/Compress/LZ/IMatchFinder.cs

Index: third_party/lzma/v4_65/files/CS/7zip/Compress/LZ/IMatchFinder.cs
diff --git a/third_party/lzma/v4_65/files/CS/7zip/Compress/LZ/IMatchFinder.cs b/third_party/lzma/v4_65/files/CS/7zip/Compress/LZ/IMatchFinder.cs
deleted file mode 100644
index 10ca2b37fc54022e0e8d28a6ed58a560f00cfada..0000000000000000000000000000000000000000
--- a/third_party/lzma/v4_65/files/CS/7zip/Compress/LZ/IMatchFinder.cs
+++ /dev/null
@@ -1,24 +0,0 @@
-// IMatchFinder.cs
-
-using System;
-
-namespace SevenZip.Compression.LZ
-{
-	interface IInWindowStream
-	{
-		void SetStream(System.IO.Stream inStream);
-		void Init();
-		void ReleaseStream();
-		Byte GetIndexByte(Int32 index);
-		UInt32 GetMatchLen(Int32 index, UInt32 distance, UInt32 limit);
-		UInt32 GetNumAvailableBytes();
-	}
-
-	interface IMatchFinder : IInWindowStream
-	{
-		void Create(UInt32 historySize, UInt32 keepAddBufferBefore,
-				UInt32 matchMaxLen, UInt32 keepAddBufferAfter);
-		UInt32 GetMatches(UInt32[] distances);
-		void Skip(UInt32 num);
-	}
-}