tcmalloc: move includes for mallinfo from tcmalloc.cc to tcmalloc.h

third_party/tcmalloc/chromium/src/gperftools/tcmalloc.h

 /* Copyright (c) 2003, 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 35 matching lines @@
 #ifndef __THROW    /* I guess we're not on a glibc system */
 # define __THROW   /* __THROW is just an optimization, so ok to make it "" */
 #endif
 
 // Define the version number so folks can check against it
 #define TC_VERSION_MAJOR  2
 #define TC_VERSION_MINOR  0
 #define TC_VERSION_PATCH  ""
 #define TC_VERSION_STRING "gperftools 2.0"
 
-#include <stdlib.h>   // for struct mallinfo, if it's defined
+// For struct mallinfo, it it's defined.
+#ifdef HAVE_STRUCT_MALLINFO

[Nico, 2012/07/24 16:37:10]

HAVE_STRUCT_MALLINFO etc are defined in
third_party/tcmalloc/chromium/src/config.h , which isn't included yet at this
point as far as I can tell.

+// Malloc can be in several places on older versions of OS X.
+# if defined(HAVE_MALLOC_H)
+# include <malloc.h>
+# elif defined(HAVE_SYS_MALLOC_H)
+# include <sys/malloc.h>
+# elif defined(HAVE_MALLOC_MALLOC_H)
+# include <malloc/malloc.h>
+# endif
+#endif
 
 // Annoying stuff for windows -- makes sure clients can import these functions
 #ifndef PERFTOOLS_DLL_DECL
 # ifdef _WIN32
 #   define PERFTOOLS_DLL_DECL  __declspec(dllimport)
 # else
 #   define PERFTOOLS_DLL_DECL
 # endif
 #endif
 
@@ skipping 47 matching lines @@
   PERFTOOLS_DLL_DECL void* tc_newarray(size_t size);
   PERFTOOLS_DLL_DECL void* tc_newarray_nothrow(size_t size,
                                                const std::nothrow_t&) __THROW;
   PERFTOOLS_DLL_DECL void tc_deletearray(void* p) __THROW;
   PERFTOOLS_DLL_DECL void tc_deletearray_nothrow(void* p,
                                                  const std::nothrow_t&) __THROW;
 }
 #endif
 
 #endif  // #ifndef TCMALLOC_TCMALLOC_H_