diff --git a/baselines/dom.generated.d.ts b/baselines/dom.generated.d.ts
index d576ae6a3..1c516924b 100644
--- a/baselines/dom.generated.d.ts
+++ b/baselines/dom.generated.d.ts
@@ -563,6 +563,8 @@ interface GainOptions extends AudioNodeOptions {
 
 interface GamepadEffectParameters {
     duration?: number;
+    leftTrigger?: number;
+    rightTrigger?: number;
     startDelay?: number;
     strongMagnitude?: number;
     weakMagnitude?: number;
@@ -1365,8 +1367,8 @@ interface RTCIceCandidateInit {
 }
 
 interface RTCIceCandidatePair {
-    local?: RTCIceCandidate;
-    remote?: RTCIceCandidate;
+    local: RTCIceCandidate;
+    remote: RTCIceCandidate;
 }
 
 interface RTCIceCandidatePairStats extends RTCStats {
@@ -1783,6 +1785,7 @@ interface SecurityPolicyViolationEventInit extends EventInit {
 interface ShadowRootInit {
     delegatesFocus?: boolean;
     mode: ShadowRootMode;
+    serializable?: boolean;
     slotAssignment?: SlotAssignmentMode;
 }
 
@@ -28451,7 +28454,7 @@ type FontDisplay = "auto" | "block" | "fallback" | "optional" | "swap";
 type FontFaceLoadStatus = "error" | "loaded" | "loading" | "unloaded";
 type FontFaceSetLoadStatus = "loaded" | "loading";
 type FullscreenNavigationUI = "auto" | "hide" | "show";
-type GamepadHapticEffectType = "dual-rumble";
+type GamepadHapticEffectType = "dual-rumble" | "trigger-rumble";
 type GamepadHapticsResult = "complete" | "preempted";
 type GamepadMappingType = "" | "standard" | "xr-standard";
 type GlobalCompositeOperation = "color" | "color-burn" | "color-dodge" | "copy" | "darken" | "destination-atop" | "destination-in" | "destination-out" | "destination-over" | "difference" | "exclusion" | "hard-light" | "hue" | "lighten" | "lighter" | "luminosity" | "multiply" | "overlay" | "saturation" | "screen" | "soft-light" | "source-atop" | "source-in" | "source-out" | "source-over" | "xor";
diff --git a/inputfiles/removedTypes.jsonc b/inputfiles/removedTypes.jsonc
index 1432e2bf7..2141965db 100644
--- a/inputfiles/removedTypes.jsonc
+++ b/inputfiles/removedTypes.jsonc
@@ -327,6 +327,13 @@
                     }
                 }
             },
+            "MediaMetadataInit": {
+                "members": {
+                    "member": {
+                        "chapterInfo": null // Blink experimental only as of 2024-04
+                    }
+                }
+            },
             "MediaRecorderOptions": {
                 "members": {
                     "member": {
@@ -711,7 +718,8 @@
             "VideoFrameBufferInit": {
                 "members": {
                     "member": {
-                        "transfer": null // No implementation as of 2023-06.
+                        "transfer": null, // Blink only as of 2024-04.
+                        "metadata": null // No implementation as of 2024-04. Linked to VideoFrame.metadata()
                     }
                 }
             },
diff --git a/package-lock.json b/package-lock.json
index 16b2f2ef4..145257cba 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -847,9 +847,9 @@
       "dev": true
     },
     "node_modules/@webref/idl": {
-      "version": "3.45.3",
-      "resolved": "https://registry.npmjs.org/@webref/idl/-/idl-3.45.3.tgz",
-      "integrity": "sha512-NI4tUWPKnk8i2wftS5MGAJ5SM3GoibESBGUn3xHJTprwVeXS+5vtaKqTmHJVkwsQ94OKRQRFeemIaCkfOk7gqQ==",
+      "version": "3.46.1",
+      "resolved": "https://registry.npmjs.org/@webref/idl/-/idl-3.46.1.tgz",
+      "integrity": "sha512-ybxOVsSW1CTIRt328fA0dGR7u0HMtGsFc1WTjEb7+OGfgRCDjtAl9r0hlv7MIV9i/Y2zbz2XFCW8RHFSYS0yZA==",
       "dev": true,
       "peerDependencies": {
         "webidl2": "^24.4.1"