Doing some cleanup.

third_party/docbook-xsl-1.78.0/params/htmlhelp.hhp.window.xml

Index: third_party/docbook-xsl-1.78.0/params/htmlhelp.hhp.window.xml
diff --git a/third_party/docbook-xsl-1.78.0/params/htmlhelp.hhp.window.xml b/third_party/docbook-xsl-1.78.0/params/htmlhelp.hhp.window.xml
deleted file mode 100644
index 6c29eeda9f2273eb33c6c8534e9026bcdfdf61ed..0000000000000000000000000000000000000000
--- a/third_party/docbook-xsl-1.78.0/params/htmlhelp.hhp.window.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="htmlhelp.hhp.window">
-<refmeta>
-<refentrytitle>htmlhelp.hhp.window</refentrytitle>
-<refmiscinfo class="other" otherclass="datatype">string</refmiscinfo>
-</refmeta>
-<refnamediv>
-<refname>htmlhelp.hhp.window</refname>
-<refpurpose>Name of default window.</refpurpose>
-</refnamediv>
-
-<refsynopsisdiv>
-<src:fragment xml:id="htmlhelp.hhp.window.frag">
-<xsl:param name="htmlhelp.hhp.window">Main</xsl:param>
-</src:fragment>
-</refsynopsisdiv>
-
-<refsection><info><title>Description</title></info>
-
-<para>Name of default window. If empty no [WINDOWS] section will be
-added to project file.</para>
-
-</refsection>
-</refentry>