diff --git a/source b/source index 1aeaaa86bc5..19bbb78f97d 100644 --- a/source +++ b/source @@ -2740,6 +2740,13 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute sequence of Unicode scalar values
  • overload resolution algorithm
  • exposed
    • +
  • [LegacyFactoryFunction]
    • +
  • [LegacyLenientThis]
    • +
  • [LegacyNullToEmptyString]
    • +
  • [LegacyOverrideBuiltIns]
    • +
  • [LegacyTreatNonObjectAsNull]
    • +
  • [LegacyUnenumerableNamedProperties]
    • +
  • [LegacyUnforgeable]

    • The Web IDL also defines the following types that are used in Web IDL fragments @@ -8905,10 +8912,10 @@ o.myself = o; 

    enum DocumentReadyState { "loading", "interactive", "complete" };
 typedef (HTMLScriptElement or SVGScriptElement) HTMLOrSVGScriptElement;
 
-[OverrideBuiltins]
+[LegacyOverrideBuiltIns]
 partial interface Document {
   // resource metadata management
-  [PutForwards=href, Unforgeable] readonly attribute Location? location;
+  [PutForwards=href, LegacyUnforgeable] readonly attribute Location? location;
   attribute USVString domain;
   readonly attribute USVString referrer;
   attribute USVString cookie;
@@ -8949,7 +8956,7 @@ partial interface Document {
   DOMString queryCommandValue(DOMString commandId);
 
   // special event handler IDL attributes that only apply to Document objects
-  [LenientThis] attribute EventHandler onreadystatechange;
+  [LegacyLenientThis] attribute EventHandler onreadystatechange;
 
   // also has obsolete members
 };
@@ -9562,7 +9569,7 @@ partial interface Document {
   
   
 
@@ -9855,7 +9862,7 @@ interface HTMLElement : Element {
   [CEReactions] attribute boolean spellcheck;
   [CEReactions] attribute DOMString autocapitalize;
 
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString innerText;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString innerText;
 
   ElementInternals attachInternals();
 };
@@ -12106,7 +12113,7 @@ translate="no">HTML</span> markup.</p>
    data-x="concept-DOMStringMap-element">associated element.

    [Exposed=Window,
- OverrideBuiltins]
+ LegacyOverrideBuiltIns]
 interface DOMStringMap {
   getter DOMString (DOMString name);
   [CEReactions] setter void (DOMString name, DOMString value);
@@ -25774,7 +25781,7 @@ interface HTMLSourceElement : HTMLElement {
    
    DOM interface:
    
    
    
     
    [Exposed=Window,
- NamedConstructor=Image(optional unsigned long width, optional unsigned long height)]
+ LegacyFactoryFunction=Image(optional unsigned long width, optional unsigned long height)]
 interface HTMLImageElement : HTMLElement {
   [HTMLConstructor] constructor();
 
@@ -31763,7 +31770,7 @@ zero or more track elements, then
    
    DOM interface:
    
    
    
     
    [Exposed=Window,
- NamedConstructor=Audio(optional DOMString src)]
+ LegacyFactoryFunction=Audio(optional DOMString src)]
 interface HTMLAudioElement : HTMLMediaElement {
   [HTMLConstructor] constructor();
 };
    
@@ -42085,8 +42092,8 @@ interface HTMLTableCellElement : HTMLElement {
    
    DOM interface:
    
    
    
     
    [Exposed=Window,
- OverrideBuiltins,
- LegacyUnenumerableNamedProperties]
+ LegacyOverrideBuiltIns,
+ LegacyUnenumerableNamedProperties]
 interface HTMLFormElement : HTMLElement {
   [HTMLConstructor] constructor();
 
@@ -42903,7 +42910,7 @@ interface HTMLInputElement : HTMLElement {
   [CEReactions] attribute DOMString step;
   [CEReactions] attribute DOMString type;
   [CEReactions] attribute DOMString defaultValue;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString value;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString value;
   attribute object? valueAsDate;
   attribute unrestricted double valueAsNumber;
   [CEReactions] attribute unsigned long width;
@@ -49945,7 +49952,7 @@ interface HTMLOptGroupElement : HTMLElement {
    
    DOM interface:
    
    
    
     
    [Exposed=Window,
- NamedConstructor=Option(optional DOMString text = "", optional DOMString value, optional boolean defaultSelected = false, optional boolean selected = false)]
+ LegacyFactoryFunction=Option(optional DOMString text = "", optional DOMString value, optional boolean defaultSelected = false, optional boolean selected = false)]
 interface HTMLOptionElement : HTMLElement {
   [HTMLConstructor] constructor();
 
@@ -50232,7 +50239,7 @@ interface HTMLTextAreaElement : HTMLElement {
 
   readonly attribute DOMString type;
   [CEReactions] attribute DOMString defaultValue;
-  attribute [TreatNullAs=EmptyString] DOMString value;
+  attribute [LegacyNullToEmptyString] DOMString value;
   readonly attribute unsigned long textLength;
 
   readonly attribute boolean willValidate;
@@ -59263,7 +59270,7 @@ interface mixin CanvasFillStrokeStyles {
   attribute (DOMString or CanvasGradient or CanvasPattern) fillStyle; // (default black)
   CanvasGradient createLinearGradient(double x0, double y0, double x1, double y1);
   CanvasGradient createRadialGradient(double x0, double y0, double r0, double x1, double y1, double r1);
-  CanvasPattern? createPattern(CanvasImageSource image, [TreatNullAs=EmptyString] DOMString repetition);
+  CanvasPattern? createPattern(CanvasImageSource image, [LegacyNullToEmptyString] DOMString repetition);
 
-  [PutForwards=href, Unforgeable] readonly attribute Location location;
+  [PutForwards=href, LegacyUnforgeable] readonly attribute Location location;
   readonly attribute History history;
   readonly attribute CustomElementRegistry customElements;
   [Replaceable] readonly attribute BarProp locationbar;
@@ -77658,11 +77665,11 @@ interface Window : Eve
   // other browsing contexts
   [Replaceable] readonly attribute WindowProxy frames;
   [Replaceable] readonly attribute unsigned long length;
-  [Unforgeable] readonly attribute WindowProxy? top;
+  [LegacyUnforgeable] readonly attribute WindowProxy? top;
   attribute any opener;
   [Replaceable] readonly attribute WindowProxy? parent;
   readonly attribute Element? frameElement;
-  WindowProxy? open(optional USVString url = "", optional DOMString target = "_blank", optional [TreatNullAs=EmptyString] DOMString features = "");
+  WindowProxy? open(optional USVString url = "", optional DOMString target = "_blank", optional [LegacyNullToEmptyString] DOMString features = "");
   getter object (DOMString name);
   // Since this is the global object, the IDL named getter adds a NamedPropertiesObject exotic
   // object on the prototype chain. Indeed, this does not make the global object an exotic object.
@@ -80499,12 +80506,12 @@ State: <OUTPUT NAME=I>1</OUTPUT> <INPUT VALUE="Increment" TYPE=BUTTON O
 
   
    The addition of valueOf and @@toPrimitive own
   data properties, as well as the fact that all of Location's IDL attributes are marked
-  [Unforgeable], is required by legacy code that consulted the
-  Location interface, or stringified it, to determine the [LegacyUnforgeable], is required by legacy code that consulted
+  the Location interface, or stringified it, to determine the document URL, and then used it in a security-sensitive way.
   In particular, the valueOf, @@toPrimitive, and [Unforgeable] stringifier mitigations ensure that code such as foo[location] = bar or location + "" cannot be
+  data-x="">[LegacyUnforgeable] stringifier mitigations ensure that code such as
+  foo[location] = bar or location + "" cannot be
   misdirected.
    
 
   
@@ -80541,21 +80548,21 @@ State: <OUTPUT NAME=I>1</OUTPUT> <INPUT VALUE="Increment" TYPE=BUTTON O
 
   
    [Exposed=Window]
 interface Location { // but see also additional creation steps and overridden internal methods
-  [Unforgeable] stringifier attribute USVString href;
-  [Unforgeable] readonly attribute USVString origin;
-  [Unforgeable] attribute USVString protocol;
-  [Unforgeable] attribute USVString host;
-  [Unforgeable] attribute USVString hostname;
-  [Unforgeable] attribute USVString port;
-  [Unforgeable] attribute USVString pathname;
-  [Unforgeable] attribute USVString search;
-  [Unforgeable] attribute USVString hash;
-
-  [Unforgeable] void assign(USVString url);
-  [Unforgeable] void replace(USVString url);
-  [Unforgeable] void reload();
-
-  [Unforgeable, SameObject] readonly attribute DOMStringList ancestorOrigins;
+  [LegacyUnforgeable] stringifier attribute USVString href;
+  [LegacyUnforgeable] readonly attribute USVString origin;
+  [LegacyUnforgeable] attribute USVString protocol;
+  [LegacyUnforgeable] attribute USVString host;
+  [LegacyUnforgeable] attribute USVString hostname;
+  [LegacyUnforgeable] attribute USVString port;
+  [LegacyUnforgeable] attribute USVString pathname;
+  [LegacyUnforgeable] attribute USVString search;
+  [LegacyUnforgeable] attribute USVString hash;
+
+  [LegacyUnforgeable] void assign(USVString url);
+  [LegacyUnforgeable] void replace(USVString url);
+  [LegacyUnforgeable] void reload();
+
+  [LegacyUnforgeable, SameObject] readonly attribute DOMStringList ancestorOrigins;
 };
    
 
   
    
@@ -90402,7 +90409,7 @@ dictionary PromiseRejectionEventInit : EventInit {
   
    The EventHandler callback function type represents a callback used for event
   handlers. It is represented in Web IDL as follows:
    
 
-  
    [TreatNonObjectAsNull]
+  
    [LegacyTreatNonObjectAsNull]
 callback EventHandlerNonNull = any (Event event);
 typedef EventHandlerNonNull? EventHandler;
    
 
@@ -90439,7 +90446,7 @@ typedef EventHandlerNonNull? EventHandler;
    
   
    For historical reasons, the onerror handler has different
   arguments:
    
 
-  
    [TreatNonObjectAsNull]
+  
    [LegacyTreatNonObjectAsNull]
 callback OnErrorEventHandlerNonNull = any ((Event or DOMString) event, optional DOMString source, optional unsigned long lineno, optional unsigned long colno, optional any error);
 typedef OnErrorEventHandlerNonNull? OnErrorEventHandler;
    
 
@@ -90450,7 +90457,7 @@ typedef OnErrorEventHandlerNonNull? OnErrorEventHandler;
   
    Similarly, the onbeforeunload handler has a
   different return value: it will be cast to a string.
    
 
-  
    [TreatNonObjectAsNull]
+  
    [LegacyTreatNonObjectAsNull]
 callback OnBeforeUnloadEventHandlerNonNull = DOMString? (Event event);
 typedef OnBeforeUnloadEventHandlerNonNull? OnBeforeUnloadEventHandler;
    
 
@@ -90883,8 +90890,8 @@ typedef OnBeforeUnloadEventHandlerNonNull? OnBeforeUnloadEvent
   attribute EventHandler onloadedmetadata;
   attribute EventHandler onloadstart;
   attribute EventHandler onmousedown;
-  [LenientThis] attribute EventHandler onmouseenter;
-  [LenientThis] attribute EventHandler onmouseleave;
+  [LegacyLenientThis] attribute EventHandler onmouseenter;
+  [LegacyLenientThis] attribute EventHandler onmouseleave;
   attribute EventHandler onmousemove;
   attribute EventHandler onmouseout;
   attribute EventHandler onmouseover;
@@ -114244,8 +114251,8 @@ interface HTMLFrameElement : HTMLElement {
   readonly attribute Document? contentDocument;
   readonly attribute WindowProxy? contentWindow;
 
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString marginHeight;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString marginWidth;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString marginHeight;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString marginWidth;
 };
    
 
   
    The name, scrolling, and src IDL attributes of the frame element must
@@ -114318,11 +114325,11 @@ interface HTMLFrameElement : HTMLElement {
   
    
 
   
    partial interface HTMLBodyElement {
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString text;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString link;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString vLink;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString aLink;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString bgColor;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString text;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString link;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString vLink;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString aLink;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString bgColor;
   [CEReactions] attribute DOMString background;
 };
    
 
@@ -114449,7 +114456,7 @@ interface HTMLDirectoryElement : HTMLElement {
 interface HTMLFontElement : HTMLElement {
   [HTMLConstructor] constructor();
 
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString color;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString color;
   [CEReactions] attribute DOMString face;
   [CEReactions] attribute DOMString size; 
 };
    
@@ -114510,8 +114517,8 @@ interface HTMLFontElement : HTMLElement {
   [CEReactions] attribute DOMString frameBorder;
   [CEReactions] attribute USVString longDesc;
 
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString marginHeight;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString marginWidth;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString marginHeight;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString marginWidth;
 };
    
 
   
    The align and scrolling IDL attributes of the
@@ -114545,7 +114552,7 @@ interface HTMLFontElement : HTMLElement {
   [CEReactions] attribute unsigned long vspace;
   [CEReactions] attribute USVString longDesc;
 
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString border;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString border;
 };
    
 
   
    The name, align, border, hspace, and vspace IDL attributes of the img element
@@ -114672,7 +114679,7 @@ interface HTMLFontElement : HTMLElement {
   [CEReactions] attribute DOMString codeBase;
   [CEReactions] attribute DOMString codeType;
 
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString border;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString border;
 };
    
 
   
    The align, archive, border, code, declare, hspace, standby, and vspace IDL attributes of the object
@@ -114770,9 +114777,9 @@ interface HTMLFontElement : HTMLElement {
   [CEReactions] attribute DOMString summary;
   [CEReactions] attribute DOMString width;
 
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString bgColor;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString cellPadding;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString cellSpacing;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString bgColor;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString cellPadding;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString cellSpacing;
 };

    The align, border, frame, summary, rules, and width, IDL attributes of the table element @@ -114828,7 +114835,7 @@ interface HTMLFontElement : HTMLElement { [CEReactions] attribute boolean noWrap; [CEReactions] attribute DOMString vAlign; - [CEReactions] attribute [TreatNullAs=EmptyString] DOMString bgColor; + [CEReactions] attribute [LegacyNullToEmptyString] DOMString bgColor; };

    The align, axis, height, and width IDL attributes of the td and @@ -114863,7 +114870,7 @@ interface HTMLFontElement : HTMLElement { [CEReactions] attribute DOMString chOff; [CEReactions] attribute DOMString vAlign; - [CEReactions] attribute [TreatNullAs=EmptyString] DOMString bgColor; + [CEReactions] attribute [LegacyNullToEmptyString] DOMString bgColor; };

    The align IDL attribute of the tr @@ -114904,11 +114911,11 @@ interface HTMLFontElement : HTMLElement { 

    partial interface Document {
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString fgColor;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString linkColor;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString vlinkColor;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString alinkColor;
-  [CEReactions] attribute [TreatNullAs=EmptyString] DOMString bgColor;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString fgColor;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString linkColor;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString vlinkColor;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString alinkColor;
+  [CEReactions] attribute [LegacyNullToEmptyString] DOMString bgColor;
 
   [SameObject] readonly attribute HTMLCollection anchors;
   [SameObject] readonly attribute HTMLCollection applets;