code: public com.google.protobuf.ByteString
        getJobNameBytes() {
      java.lang.Object ref = jobName_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        jobName_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
docs: <pre>
  The name of the job of which this server is a member.
  NOTE(mrry): The `cluster` field must contain a `JobDef` with a `name` field
  that matches this name.
  </pre>
  
  <code>optional string job_name = 2;</code>