pdfjs-dist/web/viewer-snippet-firefox-extension.html

<!-- This snippet is used in firefox extension, see Makefile -->
<base href="resource://pdf.js/web/" />
<script type="application/l10n">
<!-- PDFJSSCRIPT_LOCALE_DATA -->
</script>
<script type="text/javascript" src="l10n.js"></script>
<script type="text/javascript" id="PDFJS_SCRIPT_TAG">
<!--
// pdf.js is inlined here because resource:// urls won't work
// for loading workers.
/* PDFJSSCRIPT_INCLUDE_BUNDLE */
-->
</script>
<script type="text/javascript">
  // This specifies the location of the pdf.js file.
  PDFJS.isFirefoxExtension = true;
  PDFJS.workerSrc = 'none';
</script>