Doing some cleanup.

third_party/docbook-xsl-1.78.0/params/column.count.back.xml

Index: third_party/docbook-xsl-1.78.0/params/column.count.back.xml
diff --git a/third_party/docbook-xsl-1.78.0/params/column.count.back.xml b/third_party/docbook-xsl-1.78.0/params/column.count.back.xml
deleted file mode 100644
index 95ee76db0af0bc4cbe718b4dc50f2b5742c68b51..0000000000000000000000000000000000000000
--- a/third_party/docbook-xsl-1.78.0/params/column.count.back.xml
+++ /dev/null
@@ -1,27 +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="column.count.back">
-<refmeta>
-<refentrytitle>column.count.back</refentrytitle>
-<refmiscinfo class="other" otherclass="datatype">integer</refmiscinfo>
-</refmeta>
-<refnamediv>
-<refname>column.count.back</refname>
-<refpurpose>Number of columns on back matter pages</refpurpose>
-</refnamediv>
-
-<refsynopsisdiv>
-<src:fragment xml:id="column.count.back.frag">
-<xsl:param name="column.count.back" select="1"/>
-</src:fragment>
-</refsynopsisdiv>
-
-<refsection><info><title>Description</title></info>
-
-<para>Number of columns on back matter (appendix, glossary, etc.) pages.</para>
-
-</refsection>
-</refentry>