birth_count_ 221 base/tracked_objects.cc int Births::birth_count() const { return birth_count_; } birth_count_ 223 base/tracked_objects.cc void Births::RecordBirth() { ++birth_count_; } birth_count_ 225 base/tracked_objects.cc void Births::ForgetBirth() { --birth_count_; } birth_count_ 227 base/tracked_objects.cc void Births::Clear() { birth_count_ = 0; } birth_count_ 252 base/tracked_objects.h int birth_count_;