Doing some cleanup.

third_party/docbook-xsl-1.78.0/params/man.th.extra3.suppress.xml

Index: third_party/docbook-xsl-1.78.0/params/man.th.extra3.suppress.xml
diff --git a/third_party/docbook-xsl-1.78.0/params/man.th.extra3.suppress.xml b/third_party/docbook-xsl-1.78.0/params/man.th.extra3.suppress.xml
deleted file mode 100644
index 81d6c0d9deea1178cc9a33f7e68e460d95467cf8..0000000000000000000000000000000000000000
--- a/third_party/docbook-xsl-1.78.0/params/man.th.extra3.suppress.xml
+++ /dev/null
@@ -1,34 +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="man.th.extra3.suppress">
-<refmeta>
-<refentrytitle>man.th.extra3.suppress</refentrytitle>
-<refmiscinfo class="other" otherclass="datatype">boolean</refmiscinfo>
-</refmeta>
-<refnamediv>
-<refname>man.th.extra3.suppress</refname>
-<refpurpose>Suppress extra3 part of header/footer?</refpurpose>
-</refnamediv>
-
-<refsynopsisdiv>
-<src:fragment xml:id="man.th.extra3.suppress.frag">
-<xsl:param name="man.th.extra3.suppress">0</xsl:param></src:fragment>
-</refsynopsisdiv>
-
-<refsection><info><title>Description</title></info>
-
-<para>If the value of <parameter>man.th.extra3.suppress</parameter> is
-non-zero, then the <literal>extra3</literal> part of the
-<literal>.TH</literal> title line header/footer is
-suppressed.</para>
-
-<para>The content of the <literal>extra3</literal> field is usually
-displayed in the middle header of the page and is typically a "manual
-name"; for example, "GTK+ User's Manual" (from the
-<literal>gtk-options(7)</literal> man page).</para>
-
-</refsection>
-</refentry>