GTTF: Enable tcmalloc's debugallocation on Windows.

third_party/tcmalloc/chromium/src/windows/port.h

 /* Copyright (c) 2007, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 31 matching lines @@
 
 /* You should never include this file directly, but always include it
    from either config.h (MSVC) or mingw.h (MinGW/msys). */
 #if !defined(GOOGLE_PERFTOOLS_WINDOWS_CONFIG_H_) && \
     !defined(GOOGLE_PERFTOOLS_WINDOWS_MINGW_H_)
 # error "port.h should only be included from config.h or mingw.h"
 #endif
 
 #ifdef _WIN32
 
+#ifndef NOMINMAX
+#define NOMINMAX             /* Do not define min and max macros. */
+#endif
 #ifndef WIN32_LEAN_AND_MEAN
 #define WIN32_LEAN_AND_MEAN  /* We always want minimal includes */
 #endif
 #include <windows.h>
 #include <io.h>              /* because we so often use open/close/etc */
 #include <direct.h>          /* for _getcwd */
 #include <process.h>         /* for _getpid */
 #include <limits.h>          /* for PATH_MAX */
 #include <stdarg.h>          /* for va_list */
 #include <stdio.h>           /* need this to override stdio's (v)snprintf */
@@ skipping 403 matching lines @@
  */
 #define GOOGLE_MAYBE_THREADS_H_ 1
 
 
 #endif  /* _WIN32 */
 
 #undef inline
 #undef EXTERN_C
 
 #endif  /* GOOGLE_BASE_WINDOWS_H_ */