Update lzma_sdk sources to 15.14.

third_party/lzma_sdk/Lzma2Dec.h

Index: third_party/lzma_sdk/Lzma2Dec.h
diff --git a/third_party/lzma_sdk/Lzma2Dec.h b/third_party/lzma_sdk/Lzma2Dec.h
index 6bc07bbc185ec4a8e5268f455b3ef8ad55b92758..e6a0f6ed6db220b4a1adcb868e84655a6fb35aaf 100644
--- a/third_party/lzma_sdk/Lzma2Dec.h
+++ b/third_party/lzma_sdk/Lzma2Dec.h
@@ -1,14 +1,12 @@
 /* Lzma2Dec.h -- LZMA2 Decoder
-2009-05-03 : Igor Pavlov : Public domain */
+2015-05-13 : Igor Pavlov : Public domain */
 
 #ifndef __LZMA2_DEC_H
 #define __LZMA2_DEC_H
 
 #include "LzmaDec.h"
 
-#ifdef __cplusplus
-extern "C" {
-#endif
+EXTERN_C_BEGIN
 
 /* ---------- State Interface ---------- */
 
@@ -17,7 +15,7 @@ typedef struct
   CLzmaDec decoder;
   UInt32 packSize;
   UInt32 unpackSize;
-  int state;
+  unsigned state;
   Byte control;
   Bool needInitDic;
   Bool needInitState;
@@ -77,8 +75,6 @@ Returns:
 SRes Lzma2Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen,
     Byte prop, ELzmaFinishMode finishMode, ELzmaStatus *status, ISzAlloc *alloc);
 
-#ifdef __cplusplus
-}
-#endif
+EXTERN_C_END
 
 #endif