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

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

 
 class SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg native "*SVGPathSegCurvetoQuadraticAbs" {
 
-  num x;
+  num get x() native "return this.x;";
 
-  num x1;
+  void set x(num value) native "this.x = value;";
 
-  num y;
+  num get x1() native "return this.x1;";
 
-  num y1;
+  void set x1(num value) native "this.x1 = value;";
+
+  num get y() native "return this.y;";
+
+  void set y(num value) native "this.y = value;";
+
+  num get y1() native "return this.y1;";
+
+  void set y1(num value) native "this.y1 = value;";
 }