Merge 151720 - net: workaround compression leaks

third_party/zlib/zlib.h

Index: third_party/zlib/zlib.h
===================================================================
--- third_party/zlib/zlib.h	(revision 153495)
+++ third_party/zlib/zlib.h	(working copy)
@@ -101,6 +101,7 @@
     int     data_type;  /* best guess about the data type: binary or text */
     uLong   adler;      /* adler32 value of the uncompressed data */
     uLong   reserved;   /* reserved for future use */
+    int     clas;
 } z_stream;
 
 typedef z_stream FAR *z_streamp;
@@ -207,6 +208,10 @@
 
 #define Z_NULL  0  /* for initializing zalloc, zfree, opaque */
 
+#define Z_CLASS_STANDARD 0
+#define Z_CLASS_COOKIE 1
+#define Z_CLASS_HUFFMAN_ONLY 2
+
 #define zlib_version zlibVersion()
 /* for compatibility with versions < 1.0.2 */
 
@@ -1587,6 +1592,13 @@
      ZEXTERN z_off_t ZEXPORT gzoffset64 OF((gzFile));
      ZEXTERN uLong ZEXPORT adler32_combine64 OF((uLong, uLong, z_off_t));
      ZEXTERN uLong ZEXPORT crc32_combine64 OF((uLong, uLong, z_off_t));
+#  else
+     ZEXTERN gzFile ZEXPORT gzopen OF((const char *, const char *));
+     ZEXTERN z_off_t ZEXPORT gzseek OF((gzFile, z_off_t, int));
+     ZEXTERN z_off_t ZEXPORT gztell OF((gzFile));
+     ZEXTERN z_off_t ZEXPORT gzoffset OF((gzFile));
+     ZEXTERN uLong ZEXPORT adler32_combine OF((uLong, uLong, z_off_t));
+     ZEXTERN uLong ZEXPORT crc32_combine OF((uLong, uLong, z_off_t));
 #  endif
 #else
    ZEXTERN gzFile ZEXPORT gzopen OF((const char *, const char *));