[SVGDom/experimental] Initial SVGLength support

experimental/svg/model/SkSVGNode.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 "SkMatrix.h"
 #include "SkSVGNode.h"
 #include "SkSVGRenderContext.h"
 #include "SkSVGValue.h"
 #include "SkTLazy.h"
 
 SkSVGNode::SkSVGNode(SkSVGTag t) : fTag(t) { }
 
 SkSVGNode::~SkSVGNode() { }
 
-void SkSVGNode::render(SkCanvas* canvas) const {
-    this->render(canvas, SkSVGRenderContext());
-}
-
 void SkSVGNode::render(SkCanvas* canvas, const SkSVGRenderContext& ctx) const {
     SkTCopyOnFirstWrite<SkSVGRenderContext> localContext(ctx);
     fPresentationAttributes.applyTo(localContext);
 
     SkAutoCanvasRestore acr(canvas, false);
     const SkMatrix& m = this->onLocalMatrix();
     if (!m.isIdentity()) {
         canvas->save();
         canvas->concat(m);
     }
@@ skipping 11 matching lines @@
         if (const SkSVGColorValue* color = v.as<SkSVGColorValue>()) {
             fPresentationAttributes.setFill(*color);
         }
         break;
     case SkSVGAttribute::kStroke:
         if (const SkSVGColorValue* color = v.as<SkSVGColorValue>()) {
             fPresentationAttributes.setStroke(*color);
         }
         break;
     default:
+        SkDebugf("attribute ID <%d> ignored for node <%d>\n", attr, fTag);
         break;
     }
 }
 
 const SkMatrix& SkSVGNode::onLocalMatrix() const {
     return SkMatrix::I();
 }