Sync HTML element interfaces S-V with the spec

Source/core/html/HTMLTableColElement.idl

Index: Source/core/html/HTMLTableColElement.idl
diff --git a/Source/core/html/HTMLTableColElement.idl b/Source/core/html/HTMLTableColElement.idl
index 577b7e55fa044d4f4d1e1c13395f9391b7cbd489..c91e0baa9207d4d4acf26f5e26048e5ff51a3316 100644
--- a/Source/core/html/HTMLTableColElement.idl
+++ b/Source/core/html/HTMLTableColElement.idl
@@ -18,11 +18,18 @@
  * Boston, MA 02110-1301, USA.
  */
 
+// https://html.spec.whatwg.org/#the-colgroup-element
+// https://html.spec.whatwg.org/#the-col-element
+
 interface HTMLTableColElement : HTMLElement {
+    // TODO(philipj): span should be unsigned long.
+    attribute long span;
+
+    // obsolete attributes
+    // https://html.spec.whatwg.org/#HTMLTableColElement-partial
     [Reflect] attribute DOMString align;
     [Reflect=char] attribute DOMString ch;
     [Reflect=charoff] attribute DOMString chOff;
-    attribute long span;
     [Reflect] attribute DOMString vAlign;
     [Reflect] attribute DOMString width;
 };