Parse the History file.

def Parse(self, stat, file_object, knowledge_base):
    """Parse the History file."""
    _, _ = stat, knowledge_base
    # TODO(user): Convert this to use the far more intelligent plaso parser.
    ff = Firefox3History(file_object)
    for timestamp, unused_entry_type, url, title in ff.Parse():
      yield rdf_webhistory.BrowserHistoryItem(
          url=url,
          domain=urlparse.urlparse(url).netloc,
          access_time=timestamp,
          program_name="Firefox",
          source_path=file_object.Path(),
          title=title)