Sync HTML element interfaces H-K with the spec

Source/core/html/HTMLInputElement.idl

Index: Source/core/html/HTMLInputElement.idl
diff --git a/Source/core/html/HTMLInputElement.idl b/Source/core/html/HTMLInputElement.idl
index 02864ca1dc0b1ea909e9ec96b08be99cd6ac1b96..be73bad0f21df45fa7a215898ee31f86ca6b9b0a 100644
--- a/Source/core/html/HTMLInputElement.idl
+++ b/Source/core/html/HTMLInputElement.idl
@@ -19,11 +19,10 @@
  * Boston, MA 02110-1301, USA.
  */
 
-// http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#htmlinputelement
+// https://html.spec.whatwg.org/#htmlinputelement
 
 interface HTMLInputElement : HTMLElement {
     [Reflect] attribute DOMString accept;
-    [Reflect] attribute DOMString align;
     [Reflect] attribute DOMString alt;
     [Reflect] attribute DOMString autocomplete;
     [Reflect] attribute boolean autofocus;
@@ -31,10 +30,10 @@ interface HTMLInputElement : HTMLElement {
     attribute boolean checked;
     [Reflect] attribute DOMString dirName;
     [Reflect] attribute boolean disabled;
-    [ImplementedAs=formOwner] readonly attribute HTMLFormElement form;
+    [ImplementedAs=formOwner] readonly attribute HTMLFormElement? form;
     // The 'files' attribute is intentionally not readonly.
     // https://www.w3.org/Bugs/Public/show_bug.cgi?id=22682
-    attribute FileList files;
+    attribute FileList? files;
     [Reflect, URL] attribute DOMString formAction;
     [CustomElementCallbacks] attribute DOMString formEnctype;
     [CustomElementCallbacks] attribute DOMString formMethod;
@@ -43,61 +42,69 @@ interface HTMLInputElement : HTMLElement {
     [CustomElementCallbacks] attribute unsigned long height;
     attribute boolean indeterminate;
     [RuntimeEnabled=InputModeAttribute, Reflect] attribute DOMString inputMode;
-    readonly attribute HTMLElement list;
+    readonly attribute HTMLElement? list;
     [Reflect] attribute DOMString max;
     [RaisesException=Setter, CustomElementCallbacks] attribute long maxLength;
-    [RaisesException=Setter, CustomElementCallbacks] attribute long minLength;
     [Reflect] attribute DOMString min;
+    [RaisesException=Setter, CustomElementCallbacks] attribute long minLength;
     [Reflect] attribute boolean multiple;
     [Reflect] attribute DOMString name;
     [Reflect] attribute DOMString pattern;
     [Reflect] attribute DOMString placeholder;
     [Reflect] attribute boolean readOnly;
     [Reflect] attribute boolean required;
-    [RaisesException=Setter, CustomElementCallbacks] attribute unsigned long size; // Changed string -> long -> unsigned long
+    [RaisesException=Setter, CustomElementCallbacks] attribute unsigned long size;
     [Reflect, URL] attribute DOMString src;
     [Reflect] attribute DOMString step;
-    [CustomElementCallbacks] attribute DOMString type; // readonly dropped as part of DOM level 2
+    [CustomElementCallbacks] attribute DOMString type;
     [Reflect=value, CustomElementCallbacks] attribute DOMString defaultValue;
-    [Reflect] attribute DOMString useMap;
-    // See the discussion in https://bugs.webkit.org/show_bug.cgi?id=100085
     [TreatNullAs=EmptyString, RaisesException=Setter, CustomElementCallbacks] attribute DOMString value;
     [RaisesException=Setter, CustomElementCallbacks] attribute Date? valueAsDate;
     [RaisesException=Setter, CustomElementCallbacks] attribute unrestricted double valueAsNumber;
+    // Note: The spec has valueLow and valueHigh for two-valued range controls.
+    // https://www.w3.org/Bugs/Public/show_bug.cgi?id=13154
+    [CustomElementCallbacks] attribute unsigned long width;
 
     [RaisesException, CustomElementCallbacks] void stepUp(optional long n = 1);
     [RaisesException, CustomElementCallbacks] void stepDown(optional long n = 1);
 
-    [CustomElementCallbacks] attribute unsigned long width;
     readonly attribute boolean willValidate;
     readonly attribute ValidityState validity;
     readonly attribute DOMString validationMessage;
     boolean checkValidity();
     boolean reportValidity();
+    // FIXME: The error argument should not be nullable.
     void setCustomValidity([TreatUndefinedAs=NullString] DOMString? error);
 
     readonly attribute NodeList labels;
 
     void select();
+    // FIXME: selectionStart and selectionEnd should be unsigned long.
     [RaisesException, ImplementedAs=selectionStartForBinding] attribute long selectionStart;
     [RaisesException, ImplementedAs=selectionEndForBinding] attribute long selectionEnd;
     [RaisesException, ImplementedAs=selectionDirectionForBinding] attribute DOMString selectionDirection;
-
     [RaisesException] void setRangeText(DOMString replacement);
+    // FIXME: The selectionMode argument should be a SelectionMode enum.
     [RaisesException] void setRangeText(DOMString replacement,
-                        unsigned long start,
-                        unsigned long end,
-                        optional DOMString selectionMode = "preserve");
-
+                                        unsigned long start,
+                                        unsigned long end,
+                                        optional DOMString selectionMode = "preserve");
+    // FIXME: The start and end arguments should be unsigned long and should not have [Default=Undefined].
     [RaisesException, ImplementedAs=setSelectionRangeForBinding]
     void setSelectionRange([Default=Undefined] optional long start,
                            [Default=Undefined] optional long end,
                            optional DOMString direction);
 
-    // Non-standard attributes
-    [Reflect, MeasureAs=PrefixedDirectoryAttribute] attribute boolean webkitdirectory;
-    [Reflect, MeasureAs=IncrementalAttribute] attribute boolean incremental;
+    // obsolete members
+    // https://html.spec.whatwg.org/#HTMLInputElement-partial
+    [Reflect] attribute DOMString align;
+    [Reflect] attribute DOMString useMap;
 
-    // See http://www.w3.org/TR/html-media-capture/
+    // HTML Media Capture
+    // http://www.w3.org/TR/html-media-capture/
     [RuntimeEnabled=MediaCapture, Reflect] attribute boolean capture;
+
+    // Non-standard APIs
+    [Reflect, MeasureAs=PrefixedDirectoryAttribute] attribute boolean webkitdirectory;
+    [Reflect, MeasureAs=IncrementalAttribute] attribute boolean incremental;
 };