Use @Native annotation on dart2js DOM native classes

tools/dom/templates/html/impl/impl_SVGColor.darttemplate

Index: tools/dom/templates/html/impl/impl_SVGColor.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_SVGColor.darttemplate b/tools/dom/templates/html/impl/impl_SVGColor.darttemplate
index 7df86ab9a843d8b5d712b7d61d3eaae016bf9a81..053f2299ea7b260c54f20953528a5f8db3c075ad 100644
--- a/tools/dom/templates/html/impl/impl_SVGColor.darttemplate
+++ b/tools/dom/templates/html/impl/impl_SVGColor.darttemplate
@@ -7,6 +7,6 @@ part of $LIBRARYNAME;
 // Hack because the baseclass is private in dart:html, and we want to omit this
 // type entirely but can't.
 @DocsEditable()
-$(ANNOTATIONS)$(CLASS_MODIFIERS)class $CLASSNAME$IMPLEMENTS$NATIVESPEC {
+$(ANNOTATIONS)$(NATIVESPEC)$(CLASS_MODIFIERS)class $CLASSNAME$IMPLEMENTS {
   _SVGColor.internal();
 }