s to a single file.
    </p>
    <object>
      <field name="file">
        <ref>FilePath</ref>
        <p>
          The file containing the code to be modified.
        </p>
      </field>
      <field name="fileStamp" deprecated="true">
        <ref>long</ref>
        <p>
          The modification stamp of the file at the moment when the change was
          created, in milliseconds since the "Unix epoch". Will be -1 if the
          file did not exist and should be created. The client may use this
    