Doing some cleanup.

third_party/docbook-xsl-1.78.0/common/targetdatabase.dtd

Index: third_party/docbook-xsl-1.78.0/common/targetdatabase.dtd
diff --git a/third_party/docbook-xsl-1.78.0/common/targetdatabase.dtd b/third_party/docbook-xsl-1.78.0/common/targetdatabase.dtd
deleted file mode 100644
index 2ace1e0030450c17843adf12a159c665d922ab78..0000000000000000000000000000000000000000
--- a/third_party/docbook-xsl-1.78.0/common/targetdatabase.dtd
+++ /dev/null
@@ -1,49 +0,0 @@
-<!-- targetdatabase.dtd -->
-<!-- A DTD for managing cross reference target information -->
-
-<!ELEMENT targetset (targetsetinfo?, sitemap*, document*) >
-
-<!ELEMENT targetsetinfo ANY >
-
-<!ELEMENT sitemap (dir) >
-
-<!ELEMENT dir ((dir|document)*) >
-<!ATTLIST dir
-        name      CDATA   #REQUIRED
->
-
-<!ELEMENT document (div*) >
-<!ATTLIST document
-        targetdoc CDATA   #REQUIRED
-        uri       CDATA   #IMPLIED
-        baseuri   CDATA   #IMPLIED
-        href      CDATA   #IMPLIED
-        dir       CDATA   #IMPLIED
->
-
-<!ELEMENT div (ttl?, objttl?, xreftext?, (div|obj)*)>
-<!ATTLIST div
-        targetptr  CDATA   #IMPLIED
-        element   CDATA   #IMPLIED
-        name      CDATA   #IMPLIED
-        number    CDATA   #IMPLIED
-        href      CDATA   #IMPLIED
-        lang      CDATA   #IMPLIED
-        page      CDATA   #IMPLIED
->
-        
-        
-<!ELEMENT ttl ANY >
-<!ELEMENT objttl ANY >
-<!ELEMENT xreftext ANY >
-
-<!ELEMENT obj (ttl?, objttl?, xreftext?)>
-<!ATTLIST obj
-        targetptr  CDATA   #IMPLIED
-        element   CDATA   #IMPLIED
-        name      CDATA   #IMPLIED
-        number    CDATA   #IMPLIED
-        href      CDATA   #IMPLIED
-        lang      CDATA   #IMPLIED
-        page      CDATA   #IMPLIED
->