Move frog dart:dom from fields to getters/setters.

client/dom/generated/src/frog/SVGSymbolElement.dart

 
 class SVGSymbolElement extends SVGElement native "*SVGSymbolElement" {
 
   // From SVGLangSpace
 
-  String xmllang;
+  String get xmllang() native "return this.xmllang;";
 
-  String xmlspace;
+  void set xmllang(String value) native "this.xmllang = value;";
+
+  String get xmlspace() native "return this.xmlspace;";
+
+  void set xmlspace(String value) native "this.xmlspace = value;";
 
   // From SVGExternalResourcesRequired
 
-  SVGAnimatedBoolean externalResourcesRequired;
+  SVGAnimatedBoolean get externalResourcesRequired() native "return this.externalResourcesRequired;";
 
   // From SVGStylable
 
-  SVGAnimatedString className;
+  SVGAnimatedString get className() native "return this.className;";
 
-  CSSStyleDeclaration style;
+  CSSStyleDeclaration get style() native "return this.style;";
 
   CSSValue getPresentationAttribute(String name) native;
 
   // From SVGFitToViewBox
 
-  SVGAnimatedPreserveAspectRatio preserveAspectRatio;
+  SVGAnimatedPreserveAspectRatio get preserveAspectRatio() native "return this.preserveAspectRatio;";
 
-  SVGAnimatedRect viewBox;
+  SVGAnimatedRect get viewBox() native "return this.viewBox;";
 }