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chromium
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chromium/chrome/test/data/find_in_page/frames.html 

<html>

<frameset cols="25%,25%,25%,25%">

  <frame src="framedata_left.html">
  <frame src="framedata_general.html">
  <frame src="framedata_general.html">
  <frame src="framedata_general.html">

</frameset>

</html>