Updated to Chrome 45 (2454) moved from SVN to git.

core/html/HTMLFieldSetElement.idl

Index: core/html/HTMLFieldSetElement.idl
diff --git a/core/html/HTMLFieldSetElement.idl b/core/html/HTMLFieldSetElement.idl
index e8fcd531a420f36bfb89fb0efdff81c4d9e7abfe..58dc29565669eb00969f19ce3c1b8b17a8552a0b 100644
--- a/core/html/HTMLFieldSetElement.idl
+++ b/core/html/HTMLFieldSetElement.idl
@@ -17,18 +17,21 @@
  * Boston, MA 02110-1301, USA.
  */
 
+// https://html.spec.whatwg.org/#the-fieldset-element
+
 interface HTMLFieldSetElement : HTMLElement {
     [Reflect] attribute boolean disabled;
-    [ImplementedAs=formOwner] readonly attribute HTMLFormElement form;
+    [ImplementedAs=formOwner] readonly attribute HTMLFormElement? form;
     [Reflect] attribute DOMString name;
 
     readonly attribute DOMString type;
 
-    readonly attribute HTMLCollection elements;
+    readonly attribute HTMLFormControlsCollection elements;
 
-    readonly attribute boolean         willValidate;
-    readonly attribute ValidityState   validity;
-    readonly attribute DOMString       validationMessage;
-    boolean  checkValidity();
-    void     setCustomValidity([TreatUndefinedAs=NullString] DOMString? error);
+    readonly attribute boolean willValidate;
+    [SameObject] readonly attribute ValidityState validity;
+    readonly attribute DOMString validationMessage;
+    boolean checkValidity();
+    boolean reportValidity();
+    void setCustomValidity(DOMString error);
 };