MAKE_HOOK_CALLBACK  726 third_party/tcmalloc/chromium/src/tests/tcmalloc_unittest.cc #define MAKE_HOOK_CALLBACK(hook_type)                                   \
MAKE_HOOK_CALLBACK  726 third_party/tcmalloc/vendor/src/tests/tcmalloc_unittest.cc #define MAKE_HOOK_CALLBACK(hook_type)                                   \