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

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

 
 class SVGAElement extends SVGElement native "*SVGAElement" {
 
-  SVGAnimatedString target;
+  SVGAnimatedString get target() native "return this.target;";
 
   // From SVGURIReference
 
-  SVGAnimatedString href;
+  SVGAnimatedString get href() native "return this.href;";
 
   // From SVGTests
 
-  SVGStringList requiredExtensions;
+  SVGStringList get requiredExtensions() native "return this.requiredExtensions;";
 
-  SVGStringList requiredFeatures;
+  SVGStringList get requiredFeatures() native "return this.requiredFeatures;";
 
-  SVGStringList systemLanguage;
+  SVGStringList get systemLanguage() native "return this.systemLanguage;";
 
   bool hasExtension(String extension) native;
 
   // 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 SVGTransformable
 
-  SVGAnimatedTransformList transform;
+  SVGAnimatedTransformList get transform() native "return this.transform;";
 
   // From SVGLocatable
 
-  SVGElement farthestViewportElement;
+  SVGElement get farthestViewportElement() native "return this.farthestViewportElement;";
 
-  SVGElement nearestViewportElement;
+  SVGElement get nearestViewportElement() native "return this.nearestViewportElement;";
 
   SVGRect getBBox() native;
 
   SVGMatrix getCTM() native;
 
   SVGMatrix getScreenCTM() native;
 
   SVGMatrix getTransformToElement(SVGElement element) native;
 }