Doing some cleanup.

third_party/docbook-xsl-1.78.0/params/page.margin.top.xml

Index: third_party/docbook-xsl-1.78.0/params/page.margin.top.xml
diff --git a/third_party/docbook-xsl-1.78.0/params/page.margin.top.xml b/third_party/docbook-xsl-1.78.0/params/page.margin.top.xml
deleted file mode 100644
index a7e53e86ecc4e47f01b875f8ad26c7fcdd3642e1..0000000000000000000000000000000000000000
--- a/third_party/docbook-xsl-1.78.0/params/page.margin.top.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="page.margin.top">
-<refmeta>
-<refentrytitle>page.margin.top</refentrytitle>
-<refmiscinfo class="other" otherclass="datatype">length</refmiscinfo>
-</refmeta>
-<refnamediv>
-<refname>page.margin.top</refname>
-<refpurpose>The top margin of the page</refpurpose>
-</refnamediv>
-
-<refsynopsisdiv>
-<src:fragment xml:id="page.margin.top.frag">
-<xsl:param name="page.margin.top">0.5in</xsl:param>
-</src:fragment>
-</refsynopsisdiv>
-
-<refsection><info><title>Description</title></info>
-
-<para>The top page margin is the distance from the physical top of the
-page to the top of the region-before.</para>
-
-</refsection>
-</refentry>