ok_to_expand_    4721 src/jsregexp.cc     if (ok_to_expand_) {
ok_to_expand_    4724 src/jsregexp.cc         ok_to_expand_ = false;
ok_to_expand_    4728 src/jsregexp.cc         ok_to_expand_ = (new_factor <= kMaxExpansionFactor);
ok_to_expand_    4738 src/jsregexp.cc   bool ok_to_expand() { return ok_to_expand_; }
ok_to_expand_    4743 src/jsregexp.cc   bool ok_to_expand_;