remove unused BML (binary xml) code

include/xml/SkBML_XMLParser.h

-
-/*
- * Copyright 2006 The Android Open Source Project
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-
-#ifndef SkBML_XMLParser_DEFINED
-#define SkBML_XMLParser_DEFINED
-
-class SkStream;
-class SkWStream;
-class SkXMLParser;
-class SkXMLWriter;
-
-class BML_XMLParser {
-public:
-    /** Read the byte XML stream and write the decompressed XML.
-    */
-    static void Read(SkStream& s, SkXMLWriter& writer);
-    /** Read the byte XML stream and write the decompressed XML into a writable stream.
-    */
-    static void Read(SkStream& s, SkWStream& output);
-    /** Read the byte XML stream and write the decompressed XML into an XML parser.
-    */
-    static void Read(SkStream& s, SkXMLParser& output);
-};
-
-#endif // SkBML_XMLParser_DEFINED