Merging upstream version 126.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

23 files changed, 352 insertions, 230 deletions

diff --git a/testing/web-platform/tests/interfaces/compute-pressure.idl b/testing/web-platform/tests/interfaces/compute-pressure.idl
index 3e35dc4ee2..c4dcb90af4 100644
--- a/testing/web-platform/tests/interfaces/compute-pressure.idl
+++ b/testing/web-platform/tests/interfaces/compute-pressure.idl
@@ -33,5 +33,5 @@ interface PressureRecord {
 };
 
 dictionary PressureObserverOptions {
-  double sampleRate = 1.0;
+  [EnforceRange] unsigned long sampleInterval = 0;
 };
diff --git a/testing/web-platform/tests/interfaces/css-animations.idl b/testing/web-platform/tests/interfaces/css-animations.idl
index 6620e0156d..14a9998069 100644
--- a/testing/web-platform/tests/interfaces/css-animations.idl
+++ b/testing/web-platform/tests/interfaces/css-animations.idl
@@ -24,7 +24,7 @@ partial interface CSSRule {
 [Exposed=Window]
 interface CSSKeyframeRule : CSSRule {
   attribute CSSOMString keyText;
-  [SameObject, PutForwards=cssText] readonly attribute CSSStyleDeclaration style;
+  [SameObject, PutForwards=cssText] readonly attribute CSSStyleProperties style;
 };
 
 [Exposed=Window]
diff --git a/testing/web-platform/tests/interfaces/css-fonts.idl b/testing/web-platform/tests/interfaces/css-fonts.idl
index 7a917662b5..678f31323b 100644
--- a/testing/web-platform/tests/interfaces/css-fonts.idl
+++ b/testing/web-platform/tests/interfaces/css-fonts.idl
@@ -4,8 +4,41 @@
 // Source: CSS Fonts Module Level 4 (https://drafts.csswg.org/css-fonts-4/)
 
 [Exposed=Window]
+interface CSSFontFaceDescriptors : CSSStyleDeclaration {
+  attribute [LegacyNullToEmptyString] CSSOMString src;
+  attribute [LegacyNullToEmptyString] CSSOMString fontFamily;
+  attribute [LegacyNullToEmptyString] CSSOMString font-family;
+  attribute [LegacyNullToEmptyString] CSSOMString fontStyle;
+  attribute [LegacyNullToEmptyString] CSSOMString font-style;
+  attribute [LegacyNullToEmptyString] CSSOMString fontWeight;
+  attribute [LegacyNullToEmptyString] CSSOMString font-weight;
+  attribute [LegacyNullToEmptyString] CSSOMString fontStretch;
+  attribute [LegacyNullToEmptyString] CSSOMString font-stretch;
+  attribute [LegacyNullToEmptyString] CSSOMString fontWidth;
+  attribute [LegacyNullToEmptyString] CSSOMString font-width;
+  attribute [LegacyNullToEmptyString] CSSOMString unicodeRange;
+  attribute [LegacyNullToEmptyString] CSSOMString unicode-range;
+  attribute [LegacyNullToEmptyString] CSSOMString fontFeatureSettings;
+  attribute [LegacyNullToEmptyString] CSSOMString font-feature-settings;
+  attribute [LegacyNullToEmptyString] CSSOMString fontVariationSettings;
+  attribute [LegacyNullToEmptyString] CSSOMString font-variation-settings;
+  attribute [LegacyNullToEmptyString] CSSOMString fontNamedInstance;
+  attribute [LegacyNullToEmptyString] CSSOMString font-named-instance;
+  attribute [LegacyNullToEmptyString] CSSOMString fontDisplay;
+  attribute [LegacyNullToEmptyString] CSSOMString font-display;
+  attribute [LegacyNullToEmptyString] CSSOMString fontLanguageOverride;
+  attribute [LegacyNullToEmptyString] CSSOMString font-language-override;
+  attribute [LegacyNullToEmptyString] CSSOMString ascentOverride;
+  attribute [LegacyNullToEmptyString] CSSOMString ascent-override;
+  attribute [LegacyNullToEmptyString] CSSOMString descentOverride;
+  attribute [LegacyNullToEmptyString] CSSOMString descent-override;
+  attribute [LegacyNullToEmptyString] CSSOMString lineGapOverride;
+  attribute [LegacyNullToEmptyString] CSSOMString line-gap-override;
+};
+
+[Exposed=Window]
 interface CSSFontFaceRule : CSSRule {
-  readonly attribute CSSStyleDeclaration style;
+  readonly attribute CSSFontFaceDescriptors style;
 };
 
 partial interface CSSRule {  const unsigned short FONT_FEATURE_VALUES_RULE = 14;
diff --git a/testing/web-platform/tests/interfaces/css-scroll-snap-2.idl b/testing/web-platform/tests/interfaces/css-scroll-snap-2.idl
index 50cbf6940a..a346969c56 100644
--- a/testing/web-platform/tests/interfaces/css-scroll-snap-2.idl
+++ b/testing/web-platform/tests/interfaces/css-scroll-snap-2.idl
@@ -3,31 +3,14 @@
 // (https://github.com/w3c/webref)
 // Source: CSS Scroll Snap Module Level 2 (https://drafts.csswg.org/css-scroll-snap-2/)
 
-[Exposed=Window]
-interface SnapEvent : Event {
-  constructor(DOMString type, optional SnapEventInit eventInitDict = {});
-  readonly attribute EventTarget? target;
-  readonly attribute SnapTargetList snappedTargets;
-  readonly attribute SnapTargetList snapTargets;
-  readonly attribute boolean invokedProgrammatically;
-  readonly attribute boolean smoothlyScrolled;
-};
-
-[Exposed=Window]
-interface SnapTargetList {
-    readonly attribute SnapTargetArray x;
-    readonly attribute SnapTargetArray y;
+dictionary SnapEventInit : EventInit {
+  Node? snapTargetBlock;
+  Node? snapTargetInline;
 };
 
 [Exposed=Window]
-interface SnapTargetArray {
-    readonly attribute unsigned long length;
-    getter EventTarget? item (unsigned long index);
-};
-
-dictionary SnapEventInit : EventModifierInit {
-    sequence<EventTarget> snappedTargetsX = [];
-    sequence<EventTarget> snappedTargetsY = [];
-    sequence<EventTarget> snapTargetsListX = [];
-    sequence<EventTarget> snapTargetsListY = [];
+interface SnapEvent : Event {
+  constructor(DOMString type, optional SnapEventInit eventInitDict = {});
+  readonly attribute Node? snapTargetBlock;
+  readonly attribute Node? snapTargetInline;
 };
diff --git a/testing/web-platform/tests/interfaces/css-view-transitions-2.idl b/testing/web-platform/tests/interfaces/css-view-transitions-2.idl
index 89e57e251b..41337f4e1e 100644
--- a/testing/web-platform/tests/interfaces/css-view-transitions-2.idl
+++ b/testing/web-platform/tests/interfaces/css-view-transitions-2.idl
@@ -3,23 +3,39 @@
 // (https://github.com/w3c/webref)
 // Source: CSS View Transitions Module Level 2 (https://drafts.csswg.org/css-view-transitions-2/)
 
-dictionary StartViewTransitionOptions {
-  UpdateCallback? update = null;
-  sequence<DOMString>? type = null;
+partial interface CSSRule {
+  const unsigned short VIEW_TRANSITION_RULE = 15;
 };
 
-partial interface Document {
+enum ViewTransitionNavigation { "auto", "none" };
 
-  ViewTransition startViewTransition(optional (UpdateCallback or StartViewTransitionOptions) callbackOptions = {});
+[Exposed=Window]
+interface CSSViewTransitionTypeSet {
+  readonly setlike<CSSOMString>;
 };
 
-partial interface CSSRule {
-  const unsigned short VIEW_TRANSITION_RULE = 15;
+[Exposed=Window]
+interface CSSViewTransitionRule : CSSRule {
+  readonly attribute ViewTransitionNavigation navigation;
+  readonly attribute CSSViewTransitionTypeSet types;
 };
 
-enum ViewTransitionNavigation { "auto", "none" };
 [Exposed=Window]
-interface CSSViewTransitionRule : CSSRule {
-  attribute ViewTransitionNavigation navigation;
-  attribute DOMTokenList typeList;
+interface ViewTransitionTypeSet {
+  setlike<DOMString>;
+};
+
+[Exposed=Window]
+partial interface ViewTransition {
+  attribute ViewTransitionTypeSet types;
+};
+
+dictionary StartViewTransitionOptions {
+  UpdateCallback? update = null;
+  sequence<DOMString>? types = null;
+};
+
+partial interface Document {
+
+  ViewTransition startViewTransition(optional (UpdateCallback or StartViewTransitionOptions) callbackOptions = {});
 };
diff --git a/testing/web-platform/tests/interfaces/cssom-view.idl b/testing/web-platform/tests/interfaces/cssom-view.idl
index 3f64113f57..57e559e7f1 100644
--- a/testing/web-platform/tests/interfaces/cssom-view.idl
+++ b/testing/web-platform/tests/interfaces/cssom-view.idl
@@ -130,6 +130,7 @@ partial interface Element {
   readonly attribute long clientLeft;
   readonly attribute long clientWidth;
   readonly attribute long clientHeight;
+  readonly attribute double currentCSSZoom;
 };
 
 partial interface HTMLElement {
diff --git a/testing/web-platform/tests/interfaces/cssom.idl b/testing/web-platform/tests/interfaces/cssom.idl
index 94cd1912b9..005496e7ed 100644
--- a/testing/web-platform/tests/interfaces/cssom.idl
+++ b/testing/web-platform/tests/interfaces/cssom.idl
@@ -99,7 +99,7 @@ interface CSSRule {
 [Exposed=Window]
 interface CSSStyleRule : CSSGroupingRule {
   attribute CSSOMString selectorText;
-  [SameObject, PutForwards=cssText] readonly attribute CSSStyleDeclaration style;
+  [SameObject, PutForwards=cssText] readonly attribute CSSStyleProperties style;
 };
 
 [Exposed=Window]
@@ -119,9 +119,25 @@ interface CSSGroupingRule : CSSRule {
 };
 
 [Exposed=Window]
+interface CSSPageDescriptors : CSSStyleDeclaration {
+  attribute [LegacyNullToEmptyString] CSSOMString margin;
+  attribute [LegacyNullToEmptyString] CSSOMString marginTop;
+  attribute [LegacyNullToEmptyString] CSSOMString marginRight;
+  attribute [LegacyNullToEmptyString] CSSOMString marginBottom;
+  attribute [LegacyNullToEmptyString] CSSOMString marginLeft;
+  attribute [LegacyNullToEmptyString] CSSOMString margin-top;
+  attribute [LegacyNullToEmptyString] CSSOMString margin-right;
+  attribute [LegacyNullToEmptyString] CSSOMString margin-bottom;
+  attribute [LegacyNullToEmptyString] CSSOMString margin-left;
+  attribute [LegacyNullToEmptyString] CSSOMString size;
+  attribute [LegacyNullToEmptyString] CSSOMString marks;
+  attribute [LegacyNullToEmptyString] CSSOMString bleed;
+};
+
+[Exposed=Window]
 interface CSSPageRule : CSSGroupingRule {
            attribute CSSOMString selectorText;
-  [SameObject, PutForwards=cssText] readonly attribute CSSStyleDeclaration style;
+  [SameObject, PutForwards=cssText] readonly attribute CSSPageDescriptors style;
 };
 
 [Exposed=Window]
@@ -146,6 +162,10 @@ interface CSSStyleDeclaration {
   [CEReactions] undefined setProperty(CSSOMString property, [LegacyNullToEmptyString] CSSOMString value, optional [LegacyNullToEmptyString] CSSOMString priority = "");
   [CEReactions] CSSOMString removeProperty(CSSOMString property);
   readonly attribute CSSRule? parentRule;
+};
+
+[Exposed=Window]
+interface CSSStyleProperties : CSSStyleDeclaration {
   [CEReactions] attribute [LegacyNullToEmptyString] CSSOMString cssFloat;
 };
 
diff --git a/testing/web-platform/tests/interfaces/document-picture-in-picture.idl b/testing/web-platform/tests/interfaces/document-picture-in-picture.idl
index f54f437a93..888855b38f 100644
--- a/testing/web-platform/tests/interfaces/document-picture-in-picture.idl
+++ b/testing/web-platform/tests/interfaces/document-picture-in-picture.idl
@@ -20,6 +20,7 @@ interface DocumentPictureInPicture : EventTarget {
 dictionary DocumentPictureInPictureOptions {
   [EnforceRange] unsigned long long width = 0;
   [EnforceRange] unsigned long long height = 0;
+  boolean allowReturnToOpener = true;
 };
 
 [Exposed=Window, SecureContext]
diff --git a/testing/web-platform/tests/interfaces/html.idl b/testing/web-platform/tests/interfaces/html.idl
index 7211231980..2f97e4dd60 100644
--- a/testing/web-platform/tests/interfaces/html.idl
+++ b/testing/web-platform/tests/interfaces/html.idl
@@ -48,7 +48,7 @@ typedef (HTMLScriptElement or SVGScriptElement) HTMLOrSVGScriptElement;
 
 [LegacyOverrideBuiltIns]
 partial interface Document {
-  static Document parseHTMLUnsafe(DOMString html);
+  static Document parseHTMLUnsafe(HTMLString html);
 
   // resource metadata management
   [PutForwards=href, LegacyUnforgeable] readonly attribute Location? location;
@@ -77,8 +77,8 @@ partial interface Document {
   [CEReactions] Document open(optional DOMString unused1, optional DOMString unused2); // both arguments are ignored
   WindowProxy? open(USVString url, DOMString name, DOMString features);
   [CEReactions] undefined close();
-  [CEReactions] undefined write(DOMString... text);
-  [CEReactions] undefined writeln(DOMString... text);
+  [CEReactions] undefined write(HTMLString... text);
+  [CEReactions] undefined writeln(HTMLString... text);
 
   // user interaction
   readonly attribute WindowProxy? defaultView;
@@ -123,6 +123,7 @@ interface HTMLElement : Element {
   readonly attribute DOMString accessKeyLabel;
   [CEReactions] attribute boolean draggable;
   [CEReactions] attribute boolean spellcheck;
+  [CEReactions] attribute DOMString writingSuggestions;
   [CEReactions] attribute DOMString autocapitalize;
 
   [CEReactions] attribute [LegacyNullToEmptyString] DOMString innerText;
@@ -451,7 +452,7 @@ interface HTMLIFrameElement : HTMLElement {
   [HTMLConstructor] constructor();
 
   [CEReactions] attribute USVString src;
-  [CEReactions] attribute DOMString srcdoc;
+  [CEReactions] attribute HTMLString srcdoc;
   [CEReactions] attribute DOMString name;
   [SameObject, PutForwards=value] readonly attribute DOMTokenList sandbox;
   [CEReactions] attribute DOMString allow;
@@ -2295,7 +2296,7 @@ WorkerGlobalScope includes WindowOrWorkerGlobalScope;
 interface DOMParser {
   constructor();
 
-  [NewObject] Document parseFromString(DOMString string, DOMParserSupportedType type);
+  [NewObject] Document parseFromString(HTMLString string, DOMParserSupportedType type);
 };
 
 enum DOMParserSupportedType {
@@ -2307,11 +2308,11 @@ enum DOMParserSupportedType {
 };
 
 partial interface Element {
-  [CEReactions] undefined setHTMLUnsafe(DOMString html);
+  [CEReactions] undefined setHTMLUnsafe(HTMLString html);
 };
 
 partial interface ShadowRoot {
-  [CEReactions] undefined setHTMLUnsafe(DOMString html);
+  [CEReactions] undefined setHTMLUnsafe(HTMLString html);
 };
 
 [Exposed=Window]
@@ -2526,7 +2527,7 @@ interface WorkerGlobalScope : EventTarget {
   readonly attribute WorkerGlobalScope self;
   readonly attribute WorkerLocation location;
   readonly attribute WorkerNavigator navigator;
-  undefined importScripts(USVString... urls);
+  undefined importScripts(ScriptURLString... urls);
 
   attribute OnErrorEventHandler onerror;
   attribute EventHandler onlanguagechange;
@@ -2564,7 +2565,7 @@ interface mixin AbstractWorker {
 
 [Exposed=(Window,DedicatedWorker,SharedWorker)]
 interface Worker : EventTarget {
-  constructor(USVString scriptURL, optional WorkerOptions options = {});
+  constructor(ScriptURLString scriptURL, optional WorkerOptions options = {});
 
   undefined terminate();
 
@@ -2586,7 +2587,7 @@ Worker includes AbstractWorker;
 
 [Exposed=Window]
 interface SharedWorker : EventTarget {
-  constructor(USVString scriptURL, optional (DOMString or WorkerOptions) options = {});
+  constructor(ScriptURLString scriptURL, optional (DOMString or WorkerOptions) options = {});
 
   readonly attribute MessagePort port;
 };
diff --git a/testing/web-platform/tests/interfaces/long-animation-frames.idl b/testing/web-platform/tests/interfaces/long-animation-frames.idl
new file mode 100644
index 0000000000..79a42ca8f0
--- /dev/null
+++ b/testing/web-platform/tests/interfaces/long-animation-frames.idl
@@ -0,0 +1,54 @@
+// GENERATED CONTENT - DO NOT EDIT
+// Content was automatically extracted by Reffy into webref
+// (https://github.com/w3c/webref)
+// Source: Long Animation Frames API (https://w3c.github.io/long-animation-frames/)
+
+[Exposed=Window]
+interface PerformanceLongAnimationFrameTiming : PerformanceEntry {
+    /* Overloading PerformanceEntry */
+    readonly attribute DOMHighResTimeStamp startTime;
+    readonly attribute DOMHighResTimeStamp duration;
+    readonly attribute DOMString name;
+    readonly attribute DOMString entryType;
+
+    readonly attribute DOMHighResTimeStamp renderStart;
+    readonly attribute DOMHighResTimeStamp styleAndLayoutStart;
+    readonly attribute DOMHighResTimeStamp blockingDuration;
+    readonly attribute DOMHighResTimeStamp firstUIEventTimestamp;
+    [SameObject] readonly attribute FrozenArray<PerformanceScriptTiming> scripts;
+    [Default] object toJSON();
+};
+
+enum ScriptInvokerType {
+    "classic-script",
+    "module-script",
+    "event-listener",
+    "user-callback",
+    "resolve-promise",
+    "reject-promise"
+};
+
+enum ScriptWindowAttribution {
+    "self", "descendant", "ancestor", "same-page", "other"
+};
+
+[Exposed=Window]
+interface PerformanceScriptTiming : PerformanceEntry {
+    /* Overloading PerformanceEntry */
+    readonly attribute DOMHighResTimeStamp startTime;
+    readonly attribute DOMHighResTimeStamp duration;
+    readonly attribute DOMString name;
+    readonly attribute DOMString entryType;
+
+    readonly attribute ScriptInvokerType invokerType;
+    readonly attribute DOMString invoker;
+    readonly attribute DOMHighResTimeStamp executionStart;
+    readonly attribute DOMString sourceURL;
+    readonly attribute DOMString sourceFunctionName;
+    readonly attribute long long sourceCharPosition;
+    readonly attribute DOMHighResTimeStamp pauseDuration;
+    readonly attribute DOMHighResTimeStamp forcedStyleAndLayoutDuration;
+    readonly attribute Window? window;
+    readonly attribute ScriptWindowAttribution windowAttribution;
+    [Default] object toJSON();
+};
diff --git a/testing/web-platform/tests/interfaces/longtasks.idl b/testing/web-platform/tests/interfaces/longtasks.idl
index e5b6ece16a..3717469fd0 100644
--- a/testing/web-platform/tests/interfaces/longtasks.idl
+++ b/testing/web-platform/tests/interfaces/longtasks.idl
@@ -29,53 +29,3 @@ interface TaskAttributionTiming : PerformanceEntry {
     readonly attribute DOMString containerName;
     [Default] object toJSON();
 };
-
-[Exposed=Window]
-interface PerformanceLongAnimationFrameTiming : PerformanceEntry {
-    /* Overloading PerformanceEntry */
-    readonly attribute DOMHighResTimeStamp startTime;
-    readonly attribute DOMHighResTimeStamp duration;
-    readonly attribute DOMString name;
-    readonly attribute DOMString entryType;
-
-    readonly attribute DOMHighResTimeStamp renderStart;
-    readonly attribute DOMHighResTimeStamp styleAndLayoutStart;
-    readonly attribute DOMHighResTimeStamp blockingDuration;
-    readonly attribute DOMHighResTimeStamp firstUIEventTimestamp;
-    [SameObject] readonly attribute FrozenArray<PerformanceScriptTiming> scripts;
-    [Default] object toJSON();
-};
-
-enum ScriptInvokerType {
-    "classic-script",
-    "module-script",
-    "event-listener",
-    "user-callback",
-    "resolve-promise",
-    "reject-promise"
-};
-
-enum ScriptWindowAttribution {
-    "self", "descendant", "ancestor", "same-page", "other"
-};
-
-[Exposed=Window]
-interface PerformanceScriptTiming : PerformanceEntry {
-    /* Overloading PerformanceEntry */
-    readonly attribute DOMHighResTimeStamp startTime;
-    readonly attribute DOMHighResTimeStamp duration;
-    readonly attribute DOMString name;
-    readonly attribute DOMString entryType;
-
-    readonly attribute ScriptInvokerType invokerType;
-    readonly attribute DOMString invoker;
-    readonly attribute DOMHighResTimeStamp executionStart;
-    readonly attribute DOMString sourceURL;
-    readonly attribute DOMString sourceFunctionName;
-    readonly attribute long long sourceCharPosition;
-    readonly attribute DOMHighResTimeStamp pauseDuration;
-    readonly attribute DOMHighResTimeStamp forcedStyleAndLayoutDuration;
-    readonly attribute Window? window;
-    readonly attribute ScriptWindowAttribution windowAttribution;
-    [Default] object toJSON();
-};
diff --git a/testing/web-platform/tests/interfaces/media-source.idl b/testing/web-platform/tests/interfaces/media-source.idl
index 7a86a7a43c..de153e615a 100644
--- a/testing/web-platform/tests/interfaces/media-source.idl
+++ b/testing/web-platform/tests/interfaces/media-source.idl
@@ -18,23 +18,25 @@ enum EndOfStreamError {
 interface MediaSource : EventTarget {
     constructor();
 
-    [ SameObject, Exposed=DedicatedWorker ]
-    readonly              attribute MediaSourceHandle   handle;
-
-    readonly              attribute SourceBufferList    sourceBuffers;
-    readonly              attribute SourceBufferList    activeSourceBuffers;
-    readonly              attribute ReadyState          readyState;
-                          attribute unrestricted double duration;
-                          attribute EventHandler        onsourceopen;
-                          attribute EventHandler        onsourceended;
-                          attribute EventHandler        onsourceclose;
-    static readonly       attribute boolean canConstructInDedicatedWorker;
-    SourceBuffer          addSourceBuffer (DOMString type);
-    undefined             removeSourceBuffer (SourceBuffer sourceBuffer);
-    undefined             endOfStream (optional EndOfStreamError error);
-    undefined             setLiveSeekableRange (double start, double end);
-    undefined             clearLiveSeekableRange ();
-    static boolean        isTypeSupported (DOMString type);
+    [SameObject, Exposed=DedicatedWorker]
+    readonly  attribute MediaSourceHandle handle;
+    readonly  attribute SourceBufferList sourceBuffers;
+    readonly  attribute SourceBufferList activeSourceBuffers;
+    readonly  attribute ReadyState readyState;
+
+    attribute unrestricted double duration;
+    attribute EventHandler onsourceopen;
+    attribute EventHandler onsourceended;
+    attribute EventHandler onsourceclose;
+
+    static readonly attribute boolean canConstructInDedicatedWorker;
+
+    SourceBuffer addSourceBuffer(DOMString type);
+    undefined removeSourceBuffer(SourceBuffer sourceBuffer);
+    undefined endOfStream(optional EndOfStreamError error);
+    undefined setLiveSeekableRange(double start, double end);
+    undefined clearLiveSeekableRange();
+    static boolean isTypeSupported(DOMString type);
 };
 
 [Transferable, Exposed=(Window,DedicatedWorker)]
@@ -47,32 +49,36 @@ enum AppendMode {
 
 [Exposed=(Window,DedicatedWorker)]
 interface SourceBuffer : EventTarget {
-                    attribute AppendMode          mode;
-    readonly        attribute boolean             updating;
-    readonly        attribute TimeRanges          buffered;
-                    attribute double              timestampOffset;
-    readonly        attribute AudioTrackList      audioTracks;
-    readonly        attribute VideoTrackList      videoTracks;
-    readonly        attribute TextTrackList       textTracks;
-                    attribute double              appendWindowStart;
-                    attribute unrestricted double appendWindowEnd;
-                    attribute EventHandler        onupdatestart;
-                    attribute EventHandler        onupdate;
-                    attribute EventHandler        onupdateend;
-                    attribute EventHandler        onerror;
-                    attribute EventHandler        onabort;
-    undefined appendBuffer (BufferSource data);
-    undefined abort ();
-    undefined changeType (DOMString type);
-    undefined remove (double start, unrestricted double end);
+  attribute AppendMode mode;
+  readonly  attribute boolean updating;
+  readonly  attribute TimeRanges buffered;
+  attribute double timestampOffset;
+  readonly  attribute AudioTrackList audioTracks;
+  readonly  attribute VideoTrackList videoTracks;
+  readonly  attribute TextTrackList textTracks;
+  attribute double appendWindowStart;
+  attribute unrestricted double appendWindowEnd;
+
+  attribute EventHandler onupdatestart;
+  attribute EventHandler onupdate;
+  attribute EventHandler onupdateend;
+  attribute EventHandler onerror;
+  attribute EventHandler onabort;
+
+  undefined appendBuffer(BufferSource data);
+  undefined abort();
+  undefined changeType(DOMString type);
+  undefined remove(double start, unrestricted double end);
 };
 
 [Exposed=(Window,DedicatedWorker)]
 interface SourceBufferList : EventTarget {
-    readonly        attribute unsigned long length;
-                    attribute EventHandler  onaddsourcebuffer;
-                    attribute EventHandler  onremovesourcebuffer;
-    getter SourceBuffer (unsigned long index);
+  readonly attribute unsigned long length;
+
+  attribute EventHandler onaddsourcebuffer;
+  attribute EventHandler onremovesourcebuffer;
+
+  getter SourceBuffer (unsigned long index);
 };
 
 [Exposed=(Window,DedicatedWorker)]
@@ -103,15 +109,15 @@ interface ManagedSourceBuffer : SourceBuffer {
 
 [Exposed=(Window,DedicatedWorker)]
 partial interface AudioTrack {
-    readonly        attribute SourceBuffer? sourceBuffer;
+  readonly attribute SourceBuffer? sourceBuffer;
 };
 
 [Exposed=(Window,DedicatedWorker)]
 partial interface VideoTrack {
-    readonly        attribute SourceBuffer? sourceBuffer;
+  readonly attribute SourceBuffer? sourceBuffer;
 };
 
 [Exposed=(Window,DedicatedWorker)]
 partial interface TextTrack {
-    readonly        attribute SourceBuffer? sourceBuffer;
+  readonly attribute SourceBuffer? sourceBuffer;
 };
diff --git a/testing/web-platform/tests/interfaces/mediacapture-streams.idl b/testing/web-platform/tests/interfaces/mediacapture-streams.idl
index 373f0c328d..f2ca21389e 100644
--- a/testing/web-platform/tests/interfaces/mediacapture-streams.idl
+++ b/testing/web-platform/tests/interfaces/mediacapture-streams.idl
@@ -189,16 +189,6 @@ dictionary MediaStreamConstraints {
   (boolean or MediaTrackConstraints) audio = false;
 };
 
-partial interface Navigator {
-  [SecureContext] undefined getUserMedia(MediaStreamConstraints constraints,
-                                    NavigatorUserMediaSuccessCallback successCallback,
-                                    NavigatorUserMediaErrorCallback errorCallback);
-};
-
-callback NavigatorUserMediaSuccessCallback = undefined (MediaStream stream);
-
-callback NavigatorUserMediaErrorCallback = undefined (DOMException error);
-
 dictionary DoubleRange {
   double max;
   double min;
diff --git a/testing/web-platform/tests/interfaces/navigation-timing.idl b/testing/web-platform/tests/interfaces/navigation-timing.idl
index 355950160e..b381b486e1 100644
--- a/testing/web-platform/tests/interfaces/navigation-timing.idl
+++ b/testing/web-platform/tests/interfaces/navigation-timing.idl
@@ -16,6 +16,7 @@ interface PerformanceNavigationTiming : PerformanceResourceTiming {
     readonly        attribute NavigationTimingType type;
     readonly        attribute unsigned short       redirectCount;
     readonly        attribute DOMHighResTimeStamp  criticalCHRestart;
+    readonly        attribute NotRestoredReasons?  notRestoredReasons;
     [Default] object toJSON();
 };
 
diff --git a/testing/web-platform/tests/interfaces/permissions.idl b/testing/web-platform/tests/interfaces/permissions.idl
index fbcb674e56..62c2e3ad76 100644
--- a/testing/web-platform/tests/interfaces/permissions.idl
+++ b/testing/web-platform/tests/interfaces/permissions.idl
@@ -36,6 +36,6 @@ enum PermissionState {
 };
 
 dictionary PermissionSetParameters {
-  required PermissionDescriptor descriptor;
+  required object descriptor;
   required PermissionState state;
 };
diff --git a/testing/web-platform/tests/interfaces/sanitizer-api.idl b/testing/web-platform/tests/interfaces/sanitizer-api.idl
index 117a55fdf7..599d8f82ea 100644
--- a/testing/web-platform/tests/interfaces/sanitizer-api.idl
+++ b/testing/web-platform/tests/interfaces/sanitizer-api.idl
@@ -3,36 +3,49 @@
 // (https://github.com/w3c/webref)
 // Source: HTML Sanitizer API (https://wicg.github.io/sanitizer-api/)
 
-[
-  Exposed=(Window),
-  SecureContext
-] interface Sanitizer {
-  constructor(optional SanitizerConfig config = {});
+partial interface Element {
+  [CEReactions] undefined setHTMLUnsafe__TO_BE_MERGED(DOMString html, optional SanitizerConfig config = {});
+  [CEReactions] undefined setHTML(DOMString html, optional SanitizerConfig config = {});
+};
 
-  DocumentFragment sanitize((Document or DocumentFragment) input);
-  Element? sanitizeFor(DOMString element, DOMString input);
+partial interface ShadowRoot {
+  [CEReactions] undefined setHTMLUnsafe__TO_BE_MERGED(DOMString html, optional SanitizerConfig config = {});
+  [CEReactions] undefined setHTML(DOMString html, optional SanitizerConfig config = {});
+};
 
-  SanitizerConfig getConfiguration();
-  static SanitizerConfig getDefaultConfiguration();
+partial interface Document {
+  static Document parseHTMLUnsafe__TO_BE_MERGED(DOMString html, optional SanitizerConfig config = {});
+  static Document parseHTML(DOMString html, optional SanitizerConfig config = {});
 };
 
-dictionary SetHTMLOptions {
-  Sanitizer sanitizer;
+dictionary SanitizerElementNamespace {
+  required DOMString name;
+  DOMString? _namespace = "http://www.w3.org/1999/xhtml";
 };
-[SecureContext]
-partial interface Element {
-  undefined setHTML(DOMString input, optional SetHTMLOptions options = {});
+
+// Used by "elements"
+dictionary SanitizerElementNamespaceWithAttributes : SanitizerElementNamespace {
+  sequence<SanitizerAttribute> attributes;
+  sequence<SanitizerAttribute> removeAttributes;
 };
 
-dictionary SanitizerConfig {
-  sequence<DOMString> allowElements;
-  sequence<DOMString> blockElements;
-  sequence<DOMString> dropElements;
-  AttributeMatchList allowAttributes;
-  AttributeMatchList dropAttributes;
-  boolean allowCustomElements;
-  boolean allowUnknownMarkup;
-  boolean allowComments;
+typedef (DOMString or SanitizerElementNamespace) SanitizerElement;
+typedef (DOMString or SanitizerElementNamespaceWithAttributes) SanitizerElementWithAttributes;
+
+dictionary SanitizerAttributeNamespace {
+  required DOMString name;
+  DOMString? _namespace = null;
 };
+typedef (DOMString or SanitizerAttributeNamespace) SanitizerAttribute;
+
+dictionary SanitizerConfig {
+  sequence<SanitizerElementWithAttributes> elements;
+  sequence<SanitizerElement> removeElements;
+  sequence<SanitizerElement> replaceWithChildrenElements;
 
-typedef record<DOMString, sequence<DOMString>> AttributeMatchList;
+  sequence<SanitizerAttribute> attributes;
+  sequence<SanitizerAttribute> removeAttributes;
+
+  boolean comments;
+  boolean dataAttributes;
+};
diff --git a/testing/web-platform/tests/interfaces/turtledove.idl b/testing/web-platform/tests/interfaces/turtledove.idl
index 8a2d7bb594..2547e1fb54 100644
--- a/testing/web-platform/tests/interfaces/turtledove.idl
+++ b/testing/web-platform/tests/interfaces/turtledove.idl
@@ -25,6 +25,7 @@ dictionary GenerateBidInterestGroup {
   boolean enableBiddingSignalsPrioritization = false;
   record<DOMString, double> priorityVector;
 
+  record<USVString, sequence<DOMString>> sellerCapabilities;
   DOMString executionMode = "compatibility";
   USVString biddingLogicURL;
   USVString biddingWasmHelperURL;
@@ -32,6 +33,7 @@ dictionary GenerateBidInterestGroup {
   USVString trustedBiddingSignalsURL;
   sequence<USVString> trustedBiddingSignalsKeys;
   DOMString trustedBiddingSignalsSlotSizeMode = "none";
+  long maxTrustedBiddingSignalsURLLength;
   any userBiddingSignals;
   sequence<AuctionAd> ads;
   sequence<AuctionAd> adComponents;
@@ -67,26 +69,30 @@ partial interface Navigator {
 dictionary AuctionAdConfig {
   required USVString seller;
   required USVString decisionLogicURL;
+
   USVString trustedScoringSignalsURL;
+  long maxTrustedScoringSignalsURLLength;
   sequence<USVString> interestGroupBuyers;
   Promise<any> auctionSignals;
-  record<DOMString, DOMString> requestedSize;
-  sequence<record<DOMString, DOMString>> allSlotsRequestedSizes;
   Promise<any> sellerSignals;
   Promise<DOMString> directFromSellerSignalsHeaderAdSlot;
+  Promise<record<USVString, USVString>> deprecatedRenderURLReplacements;
   unsigned long long sellerTimeout;
   unsigned short sellerExperimentGroupId;
-  USVString sellerCurrency;
   Promise<record<USVString, any>> perBuyerSignals;
   Promise<record<USVString, unsigned long long>> perBuyerTimeouts;
   Promise<record<USVString, unsigned long long>> perBuyerCumulativeTimeouts;
+  USVString sellerCurrency;
+  Promise<record<USVString, USVString>> perBuyerCurrencies;
   record<USVString, unsigned short> perBuyerGroupLimits;
   record<USVString, unsigned short> perBuyerExperimentGroupIds;
   record<USVString, record<USVString, double>> perBuyerPrioritySignals;
-  Promise<record<USVString, USVString>> perBuyerCurrencies;
-  sequence<AuctionAdConfig> componentAuctions = [];
+  sequence<DOMString> requiredSellerCapabilities;
+  record<DOMString, DOMString> requestedSize;
+  sequence<record<DOMString, DOMString>> allSlotsRequestedSizes;
   Promise<undefined> additionalBids;
   DOMString auctionNonce;
+  sequence<AuctionAdConfig> componentAuctions = [];
   AbortSignal? signal;
   Promise<boolean> resolveToConfig;
 };
diff --git a/testing/web-platform/tests/interfaces/ua-client-hints.idl b/testing/web-platform/tests/interfaces/ua-client-hints.idl
index 6a40e1bdc4..5d44b0dd80 100644
--- a/testing/web-platform/tests/interfaces/ua-client-hints.idl
+++ b/testing/web-platform/tests/interfaces/ua-client-hints.idl
@@ -12,7 +12,7 @@ dictionary UADataValues {
   DOMString architecture;
   DOMString bitness;
   sequence<NavigatorUABrandVersion> brands;
-  sequence<DOMString> formFactor;
+  sequence<DOMString> formFactors;
   sequence<NavigatorUABrandVersion> fullVersionList;
   DOMString model;
   boolean mobile;
diff --git a/testing/web-platform/tests/interfaces/url.idl b/testing/web-platform/tests/interfaces/url.idl
index a5e4d1eb49..cd18a66e31 100644
--- a/testing/web-platform/tests/interfaces/url.idl
+++ b/testing/web-platform/tests/interfaces/url.idl
@@ -8,6 +8,7 @@
 interface URL {
   constructor(USVString url, optional USVString base);
 
+  static URL? parse(USVString url, optional USVString base);
   static boolean canParse(USVString url, optional USVString base);
 
   stringifier attribute USVString href;
diff --git a/testing/web-platform/tests/interfaces/web-animations-2.idl b/testing/web-platform/tests/interfaces/web-animations-2.idl
index f9f68a0d49..4c3af53514 100644
--- a/testing/web-platform/tests/interfaces/web-animations-2.idl
+++ b/testing/web-platform/tests/interfaces/web-animations-2.idl
@@ -14,6 +14,7 @@ partial interface AnimationTimeline {
 partial interface Animation {
     attribute CSSNumberish?       startTime;
     attribute CSSNumberish?       currentTime;
+    readonly attribute double? progress;
 };
 
 [Exposed=Window]
diff --git a/testing/web-platform/tests/interfaces/webcodecs-opus-codec-registration.idl b/testing/web-platform/tests/interfaces/webcodecs-opus-codec-registration.idl
index 0d198a6bcd..782a87b37d 100644
--- a/testing/web-platform/tests/interfaces/webcodecs-opus-codec-registration.idl
+++ b/testing/web-platform/tests/interfaces/webcodecs-opus-codec-registration.idl
@@ -9,6 +9,8 @@ partial dictionary AudioEncoderConfig {
 
 dictionary OpusEncoderConfig {
   OpusBitstreamFormat format = "opus";
+  OpusSignal signal = "auto";
+  OpusApplication application = "audio";
   [EnforceRange] unsigned long long frameDuration = 20000;
   [EnforceRange] unsigned long complexity;
   [EnforceRange] unsigned long packetlossperc = 0;
@@ -20,3 +22,15 @@ enum OpusBitstreamFormat {
   "opus",
   "ogg",
 };
+
+enum OpusSignal {
+  "auto",
+  "music",
+  "voice",
+};
+
+enum OpusApplication {
+  "voip",
+  "audio",
+  "lowdelay",
+};
diff --git a/testing/web-platform/tests/interfaces/webcodecs.idl b/testing/web-platform/tests/interfaces/webcodecs.idl
index 48d89d0b47..371546eb0d 100644
--- a/testing/web-platform/tests/interfaces/webcodecs.idl
+++ b/testing/web-platform/tests/interfaces/webcodecs.idl
@@ -158,8 +158,8 @@ dictionary VideoDecoderConfig {
 
 dictionary AudioEncoderConfig {
   required DOMString codec;
-  [EnforceRange] unsigned long sampleRate;
-  [EnforceRange] unsigned long numberOfChannels;
+  [EnforceRange] required unsigned long sampleRate;
+  [EnforceRange] required unsigned long numberOfChannels;
   [EnforceRange] unsigned long long bitrate;
   BitrateMode bitrateMode = "variable";
 };
@@ -390,21 +390,37 @@ dictionary PlaneLayout {
 enum VideoPixelFormat {
   // 4:2:0 Y, U, V
   "I420",
+  "I420P10",
+  "I420P12",
   // 4:2:0 Y, U, V, A
   "I420A",
+  "I420AP10",
+  "I420AP12",
   // 4:2:2 Y, U, V
   "I422",
+  "I422P10",
+  "I422P12",
+  // 4:2:2 Y, U, V, A
+  "I422A",
+  "I422AP10",
+  "I422AP12",
   // 4:4:4 Y, U, V
   "I444",
+  "I444P10",
+  "I444P12",
+  // 4:4:4 Y, U, V, A
+  "I444A",
+  "I444AP10",
+  "I444AP12",
   // 4:2:0 Y, UV
   "NV12",
-  // 32bpp RGBA
+  // 4:4:4 RGBA
   "RGBA",
-  // 32bpp RGBX (opaque)
+  // 4:4:4 RGBX (opaque)
   "RGBX",
-  // 32bpp BGRA
+  // 4:4:4 BGRA
   "BGRA",
-  // 32bpp BGRX (opaque)
+  // 4:4:4 BGRX (opaque)
   "BGRX",
 };
 
diff --git a/testing/web-platform/tests/interfaces/webnn.idl b/testing/web-platform/tests/interfaces/webnn.idl
index 50ee64b185..0b8ea7cb34 100644
--- a/testing/web-platform/tests/interfaces/webnn.idl
+++ b/testing/web-platform/tests/interfaces/webnn.idl
@@ -69,7 +69,7 @@ dictionary MLOperandDescriptor {
 
   // The dimensions field is empty for scalar operands,
   // and non-empty for tensor operands.
-  sequence<unsigned long> dimensions = [];
+  sequence<[EnforceRange] unsigned long> dimensions = [];
 };
 
 [SecureContext, Exposed=(Window, DedicatedWorker)]
@@ -102,7 +102,7 @@ interface MLGraphBuilder {
 };
 
 dictionary MLArgMinMaxOptions {
-  sequence<unsigned long> axes;
+  sequence<[EnforceRange] unsigned long> axes;
   boolean keepDimensions = false;
   boolean selectLastIndex = false;
 };
@@ -115,7 +115,7 @@ partial interface MLGraphBuilder {
 dictionary MLBatchNormalizationOptions {
   MLOperand scale;
   MLOperand bias;
-  unsigned long axis = 1;
+  [EnforceRange] unsigned long axis = 1;
   float epsilon = 1e-5;
   MLActivation activation;
 };
@@ -140,7 +140,7 @@ partial interface MLGraphBuilder {
 };
 
 partial interface MLGraphBuilder {
-  MLOperand concat(sequence<MLOperand> inputs, unsigned long axis);
+  MLOperand concat(sequence<MLOperand> inputs, [EnforceRange] unsigned long axis);
 };
 
 enum MLConv2dFilterOperandLayout {
@@ -151,10 +151,10 @@ enum MLConv2dFilterOperandLayout {
 };
 
 dictionary MLConv2dOptions {
-  sequence<unsigned long> padding;
-  sequence<unsigned long> strides;
-  sequence<unsigned long> dilations;
-  unsigned long groups = 1;
+  sequence<[EnforceRange] unsigned long> padding;
+  sequence<[EnforceRange] unsigned long> strides;
+  sequence<[EnforceRange] unsigned long> dilations;
+  [EnforceRange] unsigned long groups = 1;
   MLInputOperandLayout inputLayout = "nchw";
   MLConv2dFilterOperandLayout filterLayout = "oihw";
   MLOperand bias;
@@ -172,12 +172,12 @@ enum MLConvTranspose2dFilterOperandLayout {
 };
 
 dictionary MLConvTranspose2dOptions {
-  sequence<unsigned long> padding;
-  sequence<unsigned long> strides;
-  sequence<unsigned long> dilations;
-  sequence<unsigned long> outputPadding;
-  sequence<unsigned long> outputSizes;
-  unsigned long groups = 1;
+  sequence<[EnforceRange] unsigned long> padding;
+  sequence<[EnforceRange] unsigned long> strides;
+  sequence<[EnforceRange] unsigned long> dilations;
+  sequence<[EnforceRange] unsigned long> outputPadding;
+  sequence<[EnforceRange] unsigned long> outputSizes;
+  [EnforceRange] unsigned long groups = 1;
   MLInputOperandLayout inputLayout = "nchw";
   MLConvTranspose2dFilterOperandLayout filterLayout = "iohw";
   MLOperand bias;
@@ -234,11 +234,11 @@ partial interface MLGraphBuilder {
 };
 
 partial interface MLGraphBuilder {
-  MLOperand expand(MLOperand input, sequence<unsigned long> newShape);
+  MLOperand expand(MLOperand input, sequence<[EnforceRange] unsigned long> newShape);
 };
 
 dictionary MLGatherOptions {
-  unsigned long axis = 0;
+  [EnforceRange] unsigned long axis = 0;
 };
 
 partial interface MLGraphBuilder {
@@ -280,8 +280,11 @@ dictionary MLGruOptions {
 };
 
 partial interface MLGraphBuilder {
-  sequence<MLOperand> gru(MLOperand input, MLOperand weight, MLOperand recurrentWeight,
-                          unsigned long steps, unsigned long hiddenSize,
+  sequence<MLOperand> gru(MLOperand input,
+                          MLOperand weight,
+                          MLOperand recurrentWeight,
+                          [EnforceRange] unsigned long steps,
+                          [EnforceRange] unsigned long hiddenSize,
                           optional MLGruOptions options = {});
 };
 
@@ -294,8 +297,11 @@ dictionary MLGruCellOptions {
 };
 
 partial interface MLGraphBuilder {
-  MLOperand gruCell(MLOperand input, MLOperand weight, MLOperand recurrentWeight,
-                    MLOperand hiddenState, unsigned long hiddenSize,
+  MLOperand gruCell(MLOperand input,
+                    MLOperand weight,
+                    MLOperand recurrentWeight,
+                    MLOperand hiddenState,
+                    [EnforceRange] unsigned long hiddenSize,
                     optional MLGruCellOptions options = {});
 };
 
@@ -329,7 +335,7 @@ partial interface MLGraphBuilder {
 dictionary MLLayerNormalizationOptions {
   MLOperand scale;
   MLOperand bias;
-  sequence<unsigned long> axes;
+  sequence<[EnforceRange] unsigned long> axes;
   float epsilon = 1e-5;
 };
 
@@ -374,8 +380,11 @@ dictionary MLLstmOptions {
 };
 
 partial interface MLGraphBuilder {
-  sequence<MLOperand> lstm(MLOperand input, MLOperand weight, MLOperand recurrentWeight,
-                           unsigned long steps, unsigned long hiddenSize,
+  sequence<MLOperand> lstm(MLOperand input,
+                           MLOperand weight,
+                           MLOperand recurrentWeight,
+                           [EnforceRange] unsigned long steps,
+                           [EnforceRange] unsigned long hiddenSize,
                            optional MLLstmOptions options = {});
 };
 
@@ -388,8 +397,12 @@ dictionary MLLstmCellOptions {
 };
 
 partial interface MLGraphBuilder {
-  sequence<MLOperand> lstmCell(MLOperand input, MLOperand weight, MLOperand recurrentWeight,
-                               MLOperand hiddenState, MLOperand cellState, unsigned long hiddenSize,
+  sequence<MLOperand> lstmCell(MLOperand input,
+                               MLOperand weight,
+                               MLOperand recurrentWeight,
+                               MLOperand hiddenState,
+                               MLOperand cellState,
+                               [EnforceRange] unsigned long hiddenSize,
                                optional MLLstmCellOptions options = {});
 };
 
@@ -411,8 +424,8 @@ dictionary MLPadOptions {
 
 partial interface MLGraphBuilder {
   MLOperand pad(MLOperand input,
-                sequence<unsigned long> beginningPadding,
-                sequence<unsigned long> endingPadding,
+                sequence<[EnforceRange] unsigned long> beginningPadding,
+                sequence<[EnforceRange] unsigned long> endingPadding,
                 optional MLPadOptions options = {});
 };
 
@@ -422,13 +435,13 @@ enum MLRoundingType {
 };
 
 dictionary MLPool2dOptions {
-  sequence<unsigned long> windowDimensions;
-  sequence<unsigned long> padding;
-  sequence<unsigned long> strides;
-  sequence<unsigned long> dilations;
+  sequence<[EnforceRange] unsigned long> windowDimensions;
+  sequence<[EnforceRange] unsigned long> padding;
+  sequence<[EnforceRange] unsigned long> strides;
+  sequence<[EnforceRange] unsigned long> dilations;
   MLInputOperandLayout layout = "nchw";
   MLRoundingType roundingType = "floor";
-  sequence<unsigned long> outputSizes;
+  sequence<[EnforceRange] unsigned long> outputSizes;
 };
 
 partial interface MLGraphBuilder {
@@ -442,7 +455,7 @@ partial interface MLGraphBuilder {
 };
 
 dictionary MLReduceOptions {
-  sequence<unsigned long> axes;
+  sequence<[EnforceRange] unsigned long> axes;
   boolean keepDimensions = false;
 };
 
@@ -472,8 +485,8 @@ enum MLInterpolationMode {
 dictionary MLResample2dOptions {
   MLInterpolationMode mode = "nearest-neighbor";
   sequence<float> scales;
-  sequence<unsigned long> sizes;
-  sequence<unsigned long> axes;
+  sequence<[EnforceRange] unsigned long> sizes;
+  sequence<[EnforceRange] unsigned long> axes;
 };
 
 partial interface MLGraphBuilder {
@@ -481,7 +494,7 @@ partial interface MLGraphBuilder {
 };
 
 partial interface MLGraphBuilder {
-  MLOperand reshape(MLOperand input, sequence<unsigned long> newShape);
+  MLOperand reshape(MLOperand input, sequence<[EnforceRange] unsigned long> newShape);
 };
 
 partial interface MLGraphBuilder {
@@ -490,7 +503,9 @@ partial interface MLGraphBuilder {
 };
 
 partial interface MLGraphBuilder {
-  MLOperand slice(MLOperand input, sequence<unsigned long> starts, sequence<unsigned long> sizes);
+  MLOperand slice(MLOperand input,
+                  sequence<[EnforceRange] unsigned long> starts,
+                  sequence<[EnforceRange] unsigned long> sizes);
 };
 
 partial interface MLGraphBuilder {
@@ -513,12 +528,12 @@ partial interface MLGraphBuilder {
 };
 
 dictionary MLSplitOptions {
-  unsigned long axis = 0;
+  [EnforceRange] unsigned long axis = 0;
 };
 
 partial interface MLGraphBuilder {
   sequence<MLOperand> split(MLOperand input,
-                          (unsigned long or sequence<unsigned long>) splits,
+                          ([EnforceRange] unsigned long or sequence<[EnforceRange] unsigned long>) splits,
                           optional MLSplitOptions options = {});
 };
 
@@ -528,7 +543,7 @@ partial interface MLGraphBuilder {
 };
 
 dictionary MLTransposeOptions {
-  sequence<unsigned long> permutation;
+  sequence<[EnforceRange] unsigned long> permutation;
 };
 
 partial interface MLGraphBuilder {
@@ -537,7 +552,7 @@ partial interface MLGraphBuilder {
 
 dictionary MLTriangularOptions {
   boolean upper = true;
-  long diagonal = 0;
+  [EnforceRange] long diagonal = 0;
 };
 
 partial interface MLGraphBuilder {