Generate fast-path CssStyleDeclaration properties from browser info

sdk/lib/html/dartium/html_dartium.dart

Index: sdk/lib/html/dartium/html_dartium.dart
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index c8ffdd6d5dad4a1bf436fc78e8c6b3444a2ab8d9..31c470d63f04cebcbcf2cccc4a65e0f0875784f3 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -4234,7 +4234,7 @@ class CssRule extends NativeFieldWrapperClass2 {
 
 
 @DomName('CSSStyleDeclaration')
- class CssStyleDeclaration  extends NativeFieldWrapperClass2 with
+class CssStyleDeclaration  extends NativeFieldWrapperClass2 with
     CssStyleDeclarationBase  {
   factory CssStyleDeclaration() => new CssStyleDeclaration.css('');
 
@@ -4382,6 +4382,9 @@ class _CssStyleDeclarationSet extends Object with CssStyleDeclarationBase {
     _elementCssStyleDeclarationSetIterable.forEach((e) =>
         e.setProperty(propertyName, value, priority));
   }
+
+
+
   // Important note: CssStyleDeclarationSet does NOT implement every method
   // available in CssStyleDeclaration. Some of the methods don't make so much
   // sense in terms of having a resonable value to return when you're