Update IDL to 1847

core/html/HTMLFormElement.idl

Index: core/html/HTMLFormElement.idl
diff --git a/core/html/HTMLFormElement.idl b/core/html/HTMLFormElement.idl
index 6ba5f418c0104826be8bb82ec0f8cc62aed0ba29..912f73e12e28ec7ac65dcc0121e43e1d195cfcd0 100644
--- a/core/html/HTMLFormElement.idl
+++ b/core/html/HTMLFormElement.idl
@@ -18,10 +18,12 @@
  * Boston, MA 02110-1301, USA.
  */
 
-interface HTMLFormElement : HTMLElement {
+[
+    OverrideBuiltins,
+] interface HTMLFormElement : HTMLElement {
     [Reflect=accept_charset] attribute DOMString acceptCharset;
     [Reflect, URL, PerWorldBindings, ActivityLogging=SetterForIsolatedWorlds] attribute DOMString action;
-    [Reflect] attribute DOMString autocomplete;
+    [Reflect, ReflectOnly="on"|"off", ReflectMissing="on", ReflectInvalid="on"] attribute DOMString autocomplete;
     [CustomElementCallbacks] attribute DOMString enctype;
     [CustomElementCallbacks] attribute DOMString encoding;
     [CustomElementCallbacks] attribute DOMString method;
@@ -31,10 +33,10 @@ interface HTMLFormElement : HTMLElement {
 
     readonly attribute HTMLCollection elements;
     readonly attribute long length;
-    [ImplementedAs=item] getter Node(unsigned long index);
-    [ImplementedAs=anonymousNamedGetter, OverrideBuiltins, NotEnumerable] getter (NodeList or Node)(DOMString name);
+    [ImplementedAs=item] getter Element (unsigned long index);
+    [NotEnumerable] getter (RadioNodeList or Element) (DOMString name);
 
-    [ImplementedAs=submitFromJavaScript, PerWorldBindings, ActivityLogging=SetterForIsolatedWorlds] void submit();
+    [ImplementedAs=submitFromJavaScript, PerWorldBindings, ActivityLogging=ForIsolatedWorlds] void submit();
     [CustomElementCallbacks] void reset();
     boolean checkValidity();