anchor.diff:  }
   
   @JS()
  -class SkTextDecorationStyle {
  +@staticInterop
  +class SkTextDecorationStyle {}
  +
  +extension SkTextDecorationStyleExtension on SkTextDecorationStyle {
     external int get value;
   }
   
  
positive.code: 
  @JS()
  @anonymous
  class SkParagraphStyle {}
  
  @JS()
  @anonymous
  class SkParagraphStyleProperties {
    external set textAlign(SkTextAlign? value);
    external set textDirection(SkTextDirection? value);
    external set heightMultiplier(double? value);
  
negative.code: 
  @JS()
  @anonymous
  @staticInterop
  class SkTextStyleProperties {}
  
  extension SkTextStylePropertiesExtension on SkTextStyleProperties {
    external set backgroundColor(Float32List? value);
    external set color(Float32List? value);
    external set foregroundColor(Float32List? value);
  