Update the tcmalloc chromium branch to r144 (gperftools 2.0), and merge chromium-specific changes.

third_party/tcmalloc/chromium/src/stacktrace_with_context.cc

 // Copyright (c) 2009, 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 24 matching lines @@
 // prevent inlining of routines defined here.
 //
 // Inlining causes skip_count to be incorrect, and there
 // is no portable way to prevent it.
 //
 // Eventually LTO (link-time optimization) and/or LLVM
 // may inline this code anyway. Let's hope they respect
 // ATTRIBUTE_NOINLINE.
 
 #include <config.h>
-#include <google/stacktrace.h>
+#include <gperftools/stacktrace.h>
 #include "stacktrace_config.h"
 #include "base/basictypes.h"
 
 #if !defined(STACKTRACE_SKIP_CONTEXT_ROUTINES)
 ATTRIBUTE_NOINLINE PERFTOOLS_DLL_DECL
 int GetStackFramesWithContext(void** pcs, int* sizes, int max_depth,
                               int skip_count, const void * /* uc */) {
   return GetStackFrames(pcs, sizes, max_depth, skip_count + 1);
 }
 
 ATTRIBUTE_NOINLINE PERFTOOLS_DLL_DECL
 int GetStackTraceWithContext(void** result, int max_depth,
                              int skip_count, const void * /* uc */) {
   return GetStackTrace(result, max_depth, skip_count + 1);
 }
 #endif