IntLog2           128 third_party/tcmalloc/chromium/src/base/low_level_alloc.cc   int level = IntLog2(size, base) + (random? Random() : 1);
IntLog2           128 third_party/tcmalloc/vendor/src/base/low_level_alloc.cc   int level = IntLog2(size, base) + (random? Random() : 1);