message: Minor change on dumping utils.
diff: @@ -399,6 +399,14 @@ void DumpExecutionOptions(const ExecutionOptions& execution_options,
  CanonicalDebugOptions opts(debug_options);
  tensorflow::Env* env = tensorflow::Env::Default();
  const string& dir = opts.dump_to;
  + if (!env->IsDirectory(dir).ok()) {
  + auto status = env->RecursivelyCreateDir(dir);
  + if (!status.ok()) {
  + LOG(ERROR) << "Could not create directory " << dir
  + << " for dumping XLA execution options: " << status;
  + return;
  + }
  + }
  if (env->IsDirectory(dir).ok()) {
  string filename = tensorflow::io::JoinPath(dir, "execution_options");
  Status status;
  