Specs: Dartification or various odds and ends

sky/specs/dom.md

 Sky DOM APIs
 ============
 
 ```dart
+SKY MODULE
+<!-- part of sky:core -->
+
+<script>
 // ELEMENT TREE API
 
 abstract class ChildNode {
   @nonnull external TreeScope get ownerScope; // O(1)
 
   external ParentNode get parentNode; // O(1)
   external Element get parentElement; // O(1) // if parentNode isn't an element, returns null
   external ChildNode get previousSibling; // O(1)
   external ChildNode get nextSibling; // O(1)
 
@@ skipping 161 matching lines @@
   Type getLayoutManager() => rootLayoutManager; // O(1)
 }
 
 Type rootLayoutManager = BlockLayoutManager; // O(1)
 
 
 // BUILT-IN ELEMENTS
 
 @tagname('import')
 class ImportElement extends Element {
-  //XXX ImportElement = Element;
+  ImportElement = Element;
 
   @override
   Type getLayoutManager() => null; // O(1)
 }
 
 @tagname('template')
 class TemplateElement extends Element {
-  //XXX TemplateElement = Element;
+  TemplateElement = Element;
 
   // TODO(ianh): convert <template> to using a token stream instead of a DocumentFragment
 
   @nonnull external DocumentFragment get content; // O(1)
 
   @override
   Type getLayoutManager() => null; // O(1)
 }
 
 @tagname('script')
 class ScriptElement extends Element {
-  //XXX ScriptElement = Element;
+  ScriptElement = Element;
 
   @override
   Type getLayoutManager() => null; // O(1)
 }
 
 @tagname('style')
 class StyleElement extends Element {
-  //XXX StyleElement = Element;
+  StyleElement = Element;
 
   @nonnull external List</*@nonnull*/ Rule> getRules(); // O(N) in rules
 
   @override
   Type getLayoutManager() => null; // O(1)
 }
 
 @tagname('content')
 class ContentElement extends Element {
-  //XXX ContentElement = Element;
+  ContentElement = Element;
 
   @nonnull external List</*@nonnull*/ Node> getDistributedNodes(); // O(N) in distributed nodes
 
   @override
   Type getLayoutManager() => null; // O(1)
 }
 
 @tagname('img')
 class ImgElement extends Element {
-  //XXX ImgElement = Element;
+  ImgElement = Element;
 
   @override
   Type getLayoutManager() => ImgElementLayoutManager; // O(1)
 }
 
 @tagname('div')
 class DivElement extends Element {
-  //XXX DivElement = Element;
+  DivElement = Element;
 }
 
 @tagname('span')
 class SpanElement extends Element {
-  //XXX SpanElement = Element;
+  SpanElement = Element;
 }
 
 @tagname('iframe')
 class IframeElement extends Element {
-  //XXX IframeElement = Element;
+  IframeElement = Element;
 
   @override
   Type getLayoutManager() => IframeElementLayoutManager; // O(1)
 }
 
 @tagname('t')
 class TElement extends Element {
-  //XXX TElement = Element;
+  TElement = Element;
 }
 
 @tagname('a')
 class AElement extends Element {
-  //XXX AElement = Element;
+  AElement = Element;
 }
 
 @tagname('title')
 class TitleElement extends Element {
-  //XXX TitleElement = Element;
+  TitleElement = Element;
 
   @override
   Type getLayoutManager() => null; // O(1)
 }
 
-class ErrorElement extends Element {
-  ErrorElement._create();
+class _ErrorElement extends Element {
+  _ErrorElement._create();
 
   @override
-  Type getLayoutManager() => ErrorElementLayoutManager; // O(1)
+  Type getLayoutManager() => _ErrorElementLayoutManager; // O(1)
 }
 
 class SelectorQuery {
   external SelectorQuery(@nonnull String selector); // O(F()) where F() is the complexity of the selector
 
   @nonnull external bool matches(@nonnull Element element); // O(F())
   external Element find(@nonnull FindRoot root); // O(N*F())+O(M) where N is the number of descendants and M the average depth of the tree
   @nonnull external List</*@nonnull*/ Element> findAll(FindRoot root); // O(N*F())+O(N*M) where N is the number of descendants and M the average depth of the tree
 }
+</script>
 ```