Method OutputToStream

src/butil/debug/stack_trace_posix.cc:817–820

#if !defined(__UCLIBC__)
void StackTrace::OutputToStream(std::ostream* os) const {
  StreamBacktraceOutputHandler handler(os);
  ProcessBacktrace(trace_, count_, &handler);
}

void StackTrace::OutputToString(std::string& str) const {
    StringBacktraceOutputHandler handler(str);