[SVGDom/experimental] Initial SVGLength support

experimental/svg/model/SkSVGPath.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCanvas.h"
 #include "SkPaint.h"
 #include "SkSVGPath.h"
 #include "SkSVGRenderContext.h"
 #include "SkSVGValue.h"
 
 SkSVGPath::SkSVGPath() : INHERITED(SkSVGTag::kPath) { }
 
-void SkSVGPath::doRender(SkCanvas* canvas, const SkPaint* paint) const {
-    if (paint) {
-        canvas->drawPath(fPath, *paint);
-    }
-}
-
-void SkSVGPath::onRender(SkCanvas* canvas, const SkSVGRenderContext& ctx) const {
-    this->doRender(canvas, ctx.fillPaint());
-    this->doRender(canvas, ctx.strokePaint());
-}
-
 void SkSVGPath::onSetAttribute(SkSVGAttribute attr, const SkSVGValue& v) {
     switch (attr) {
     case SkSVGAttribute::kD:
         if (const auto* path = v.as<SkSVGPathValue>()) {
             this->setPath(*path);
         }
         break;
     default:
         this->INHERITED::onSetAttribute(attr, v);
     }
 }
+
+void SkSVGPath::onDraw(SkCanvas* canvas, const SkSVGLengthContext&, const SkPaint& paint) const {
+    canvas->drawPath(fPath, paint);
+}