Doing some cleanup.

third_party/docbook-xsl-1.78.0/params/bridgehead.in.toc.xml

Index: third_party/docbook-xsl-1.78.0/params/bridgehead.in.toc.xml
diff --git a/third_party/docbook-xsl-1.78.0/params/bridgehead.in.toc.xml b/third_party/docbook-xsl-1.78.0/params/bridgehead.in.toc.xml
deleted file mode 100644
index 490d55632960048aa152891f926398b2f89e0520..0000000000000000000000000000000000000000
--- a/third_party/docbook-xsl-1.78.0/params/bridgehead.in.toc.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<refentry xmlns="http://docbook.org/ns/docbook"
-          xmlns:xlink="http://www.w3.org/1999/xlink"
-          xmlns:xi="http://www.w3.org/2001/XInclude"
-          xmlns:src="http://nwalsh.com/xmlns/litprog/fragment"
-          xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
-          version="5.0" xml:id="bridgehead.in.toc">
-<refmeta>
-<refentrytitle>bridgehead.in.toc</refentrytitle>
-<refmiscinfo class="other" otherclass="datatype">boolean</refmiscinfo>
-</refmeta>
-<refnamediv>
-<refname>bridgehead.in.toc</refname>
-<refpurpose>Should bridgehead elements appear in the TOC?</refpurpose>
-</refnamediv>
-
-<refsynopsisdiv>
-<src:fragment xml:id="bridgehead.in.toc.frag"><xsl:param name="bridgehead.in.toc" select="0"/></src:fragment>
-</refsynopsisdiv>
-
-<refsection><info><title>Description</title></info>
-
-<para>If non-zero, <tag>bridgehead</tag>s appear in the TOC. Note that
-this option is not fully supported and may be removed in a future
-version of the stylesheets.
-</para>
-
-</refsection>
-</refentry>