Delete the legacy SVG parser

src/svg/parser/SkSVGMask.cpp

-/*
- * 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.
- */
-
-
-#include "SkSVGMask.h"
-#include "SkSVGParser.h"
-
-const SkSVGAttribute SkSVGMask::gAttributes[] = {
-    SVG_ATTRIBUTE(height),
-    SVG_ATTRIBUTE(maskUnits),
-    SVG_ATTRIBUTE(width),
-    SVG_ATTRIBUTE(x),
-    SVG_ATTRIBUTE(y)
-};
-
-DEFINE_SVG_INFO(Mask)
-
-bool SkSVGMask::isDef() {
-    return false;
-}
-
-bool SkSVGMask::isNotDef() {
-    return false;
-}
-
-void SkSVGMask::translate(SkSVGParser& parser, bool defState) {
-    INHERITED::translate(parser, defState);
-}