message: Fix a crashing issue of Android logging
  Avoid using std::cerr.
  This patch resolves GitHub issue
diff: @@ -485,7 +485,8 @@ void TFDefaultLogSink::Send(const TFLogEntry& entry) {
  __android_log_write(android_log_level, "native", ss.str().c_str());
  // Also log to stderr (for standalone Android apps).
  - std::cerr << "native : " << ss.str() << std::endl;
  + // Don't use 'std::cerr' since it crashes on Android.
  + fprintf(stderr, "native : %s\n", ss.str().c_str());
  // Android logging at level FATAL does not terminate execution, so abort()
  // is still required to stop the program.
  