removedTypes.jsonc

{
    "callbackFunctions": {
        "callbackFunction": {
            "Function": null,
            "PerformanceObserverCallback": {
                "signature": {
                    "0": {
                        "param": ["options"]
                    }
                }
            }
        }
    },
    "enums": {
        "enum": {
            "AuthenticatorTransport": {
                "value": ["smart-card"] // WebKit only as of 2023-05
            },
            "ConnectionType": {
                "value": ["wimax"]
            },
            "GPUBlendFactor": {
                "value": [
                    "one-minus-src1", // Blink only as of 2024-11
                    "one-minus-src1-alpha", // Blink only as of 2024-11
                    "src1", // Blink only as of 2024-11
                    "src1-alpha" // Blink only as of 2024-11
                ]
            },
            "GPUFeatureName": {
                "value": [
                    "clip-distances", // Blink only as of 2024-11
                    "dual-source-blending", // Blink only as of 2024-11
                    "float32-blendable", // Blink only as of 2024-11
                    "texture-compression-astc-sliced-3d", // No implementation as of 2024-11
                    "texture-compression-bc-sliced-3d" // No implementation as of 2024-11
                ]
            },
            "GPUVertexFormat": {
                "value": [
                    "float16", // Blink only as of 2024-11
                    "sint16", // Blink only as of 2024-11
                    "sint8", // Blink only as of 2024-11
                    "snorm16", // Blink only as of 2024-11
                    "snorm8", // Blink only as of 2024-11
                    "uint16", // Blink only as of 2024-11
                    "uint8", // Blink only as of 2024-11
                    "unorm16", // Blink only as of 2024-11
                    "unorm8", // Blink only as of 2024-11
                    "unorm8x4-bgra" // Blink only as of 2024-11
                ]
            },
            "MediaSessionAction": {
                "value": [
                    "enterpictureinpicture", // Blink only as of 2024-07
                    "hangup", // Blink only as of 2024-07
                    "nextslide", // Blink only as of as of 2024-07
                    "previousslide", // Blink only as of as of 2024-07
                    "togglecamera", // Blink only as of 2024-07
                    "togglemicrophone", // Blink only as of 2024-07
                    "togglescreenshare", // No implementation as of 2024-07
                    "voiceactivity" // No implementation as of 2024-07
                ]
            },
            "RequestDestination": {
                "value": [
                    "json" // No implementation as of 2023-11
                ]
            },
            "ValueType": null,
            "VideoColorPrimaries": {
                "value": [
                    "bt2020", // Blink only as of 2022-10
                    "smpte432" // Blink only as of 2022-10
                ]
            },
            "VideoMatrixCoefficients": {
                "value": [
                    "bt2020-ncl" // Blink only as of 2022-10
                ]
            },
            "VideoPixelFormat": {
                "value": [
                    // All no implementation as of 2024-03
                    "I420AP10",
                    "I420AP12",
                    "I420P10",
                    "I420P12",
                    "I422A",
                    "I422AP10",
                    "I422AP12",
                    "I422P10",
                    "I422P12",
                    "I444A",
                    "I444AP10",
                    "I444AP12",
                    "I444P10",
                    "I444P12"
                ]
            },
            "VideoTransferCharacteristics": {
                "value": [
                    "hlg", // Blink only as of 2022-10
                    "linear", // Blink only as of 2022-10
                    "pq" // Blink only as of 2022-10
                ]
            }
        }
    },
    "interfaces": {
        "interface": {
            "Response": null,
            "Clipboard": {
                "methods": {
                    "method": {
                        "read": {
                            "signature": {
                                "0": {
                                    "param": ["formats"] // Blink-only as of 2023-11
                                }
                            }
                        }
                    }
                }
            },
            "CSSRule": {
                "constants": {
                    "constant": {
                        "MARGIN_RULE": null // WebKit only as of 2023-10
                    }
                }
            },
            "Document": {
                "methods": {
                    "method": {
                        // Manually moved to DocumentOrShadowRoot
                        // See https://github.com/w3c/csswg-drafts/issues/5886 and https://github.com/w3c/csswg-drafts/issues/556
                        "elementFromPoint": null,
                        "elementsFromPoint": null
                    }
                }
            },
            "HTMLElement": {
                "methods": {
                    "method": {
                        "showPopover": {
                            "signature": {
                                "0": {
                                    "param": ["options"] // Blink only as of 2024-11
                                }
                            }
                        }
                    }
                }
            },
            "IntersectionObserverEntry": {
                "constructor": null // WebKit-only as of 2024-07
            },
            "OffscreenCanvasRenderingContext2D": {
                "implements": ["CanvasSettings"] // Blink only as of 2025-01
            },
            "PaymentResponse": {
                "methods": {
                    "method": {
                        "complete": {
                            "signature": {
                                "0": {
                                    "param": ["details"] // WebKit-only as of 2023-11
                                }
                            }
                        }
                    }
                }
            },
            "ReadableStreamBYOBReader": {
                "methods": {
                    "method": {
                        "read": {
                            "signature": {
                                "0": {
                                    "param": ["options"] // No implementations as of 2023-11
                                }
                            }
                        }
                    }
                }
            },
            "RTCEncodedAudioFrame": {
                "constructor": null // Blink experimental only as of 2024-05
            },
            "RTCEncodedVideoFrame": {
                "constructor": null // Blink experimental only as of 2024-05
            },
            "SVGFEGaussianBlurElement": {
                "constants": {
                    "constant": {
                        "SVG_EDGEMODE_DUPLICATE": null,
                        "SVG_EDGEMODE_NONE": null,
                        "SVG_EDGEMODE_UNKNOWN": null,
                        "SVG_EDGEMODE_WRAP": null
                    }
                }
            },
            "WebGLBuffer": {
                "extends": null
            },
            "WebGLFramebuffer": {
                "extends": null
            },
            "WebGLProgram": {
                "extends": null
            },
            "WebGLQuery": {
                "extends": null
            },
            "WebGLRenderbuffer": {
                "extends": null
            },
            "WebGLSampler": {
                "extends": null
            },
            "WebGLShader": {
                "extends": null
            },
            "WebGLSync": {
                "extends": null
            },
            "WebGLTexture": {
                "extends": null
            },
            "WebGLTransformFeedback": {
                "extends": null
            },
            "WebGLVertexArrayObject": {
                "extends": null
            },
            "WebGLVertexArrayObjectOES": {
                "extends": null
            }
        }
    },
    "dictionaries": {
        "dictionary": {
            "AudioContextOptions": {
                "members": {
                    "member": {
                        "renderSizeHint": null, // No implementation as of 2023-10
                        "sinkId": null // Blink only as of 2023-10
                    }
                }
            },
            "AudioEncoderConfig": {
                "members": {
                    "member": {
                        "aac": null, // Blink only as of 2024-09
                        "flac": null // Blink only as of 2024-09
                    }
                }
            },
            "AuthenticationExtensionsClientInputs": {
                "members": {
                    "member": {
                        // only `appid`, `credProps`, and `hmacCreateSecret` are implemented by 2+ engines, everything else is Blink only as of 2022-10.
                        // https://searchfox.org/mozilla-central/source/dom/webidl/WebAuthentication.webidl
                        // https://searchfox.org/wubkat/source/Source/WebCore/Modules/webauthn/AuthenticationExtensionsClientInputs.idl
                        // https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/modules/credentialmanagement/authentication_extensions_client_inputs.idl
                        "appidExclude": null,
                        "credBlob": null,
                        "credentialProtectionPolicy": null,
                        "enforceCredentialProtectionPolicy": null,
                        "getCredBlob": null,
                        "hmacGetSecret": null, // No implementation as of 2023-11
                        "largeBlob": null,
                        "payment": null
                    }
                }
            },
            "AuthenticationExtensionsClientOutputs": {
                "members": {
                    "member": {
                        // (same as *Inputs)
                        "appidExclude": null, // No implementation as of 2023-11
                        "hmacGetSecret": null, // No implementation as of 2023-11
                        "largeBlob": null
                    }
                }
            },
            "CanvasRenderingContext2DSettings": {
                "members": {
                    "member": {
                        "colorType": null // No implementation as of 2025-02
                    }
                }
            },
            "CredentialCreationOptions": {
                "members": {
                    "member": {
                        "federated": null, // Blink only as of 2024-06
                        "password": null, // Blink only as of 2024-06
                        "mediation": null // WebKit only as of 2024-06
                    }
                }
            },
            "CookieListItem": {
                "members": {
                    "member": {
                        "domain": null, // Blink only as of 2025-02
                        "path": null, // Blink only as of 2025-02
                        "expires": null, // Blink only as of 2025-02
                        "secure": null, // Blink only as of 2025-02
                        "sameSite": null, // Blink only as of 2025-02
                        "partitioned": null // Blink only as of 2025-02
                    }
                }
            },
            "CredentialRequestOptions": {
                "members": {
                    "member": {
                        // Only `mediation`, `publicKey`, `signal` are implemented by 2+ engines, everything else is currently Blink only.
                        // https://searchfox.org/mozilla-central/source/dom/webidl/CredentialManagement.webidl
                        // https://searchfox.org/wubkat/source/Source/WebCore/Modules/credentialmanagement/CredentialRequestOptions.idl
                        // https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/modules/credentialmanagement/credential_request_options.idl
                        "digital": null, // Behind a flag in WebKit and Blink as of 2024-03
                        "federated": null,
                        "identity": null,
                        "otp": null,
                        "password": null
                    }
                }
            },
            "DisplayMediaStreamOptions": {
                "members": {
                    "member": {
                        // Only `audio` and `video` are implemented by 2+ engines, everything else is currently Blink only.
                        // https://searchfox.org/mozilla-central/source/dom/webidl/MediaStream.webidl
                        // https://searchfox.org/wubkat/source/Source/WebCore/Modules/mediastream/MediaDevices.idl
                        // https://source.chromium.org/chromium/chromium/src/+/main:third_party/devtools-frontend/src/node_modules/@webref/idl/screen-capture.idl
                        "monitorTypeSurfaces": null,
                        "selfBrowserSurface": null,
                        "surfaceSwitching": null,
                        "systemAudio": null
                    }
                }
            },
            "EncodedVideoChunkInit": {
                "members": {
                    "member": {
                        "transfer": null, // Blink only as of 2023-11
                    }
                }
            },
            "EncodedVideoChunkMetadata": {
                "members": {
                    "member": {
                        "alphaSideData": null, // Blink only as of 2023-03
                        "svc": null // Blink only as of 2023-03
                    }
                }
            },
            "FocusOptions": {
                "members": {
                    "member": {
                        "focusVisible": null // Gecko only as of 2022-09
                    }
                }
            },
            "FontFaceDescriptors": {
                "members": {
                    "member": {
                        "variationSettings": null // Gecko-only as of 2022-10
                    }
                }
            },
            "GetAnimationsOptions": {
                "members": {
                    "member": {
                        "pseudoElement": null // No implementation as of 2024-11
                    }
                }
            },
            "GPURequestAdapterOptions": {
                "members": {
                    "member": {
                        "featureLevel": null // Blink experimental only as of 2024-11
                    }
                }
            },
            "GPUShaderModuleDescriptor": {
                "members": {
                    "member": {
                        "compilationHints": null // Blink only as of 2024-11
                    }
                }
            },
            "GPUTextureViewDescriptor": {
                "members": {
                    "member": {
                        "usage": null // Blink only as of 2024-11
                    }
                }
            },
            "IntersectionObserverInit": {
                "members": {
                    "member": {
                        "delay": null, // Blink only as of 2024-07
                        "scrollMargin": null, // Blink only as of 2024-07
                        "trackVisibility": null // Blink only as of 2024-07
                    }
                }
            },
            "KeyframeAnimationOptions": {
                "members": {
                    "member": {
                        "rangeEnd": null, // Blink only as of 2023-04
                        "rangeStart": null // Blink only as of 2023-04
                    }
                }
            },
            "MediaCapabilitiesDecodingInfo": {
                "members": {
                    "member": {
                        "keySystemAccess": null
                    }
                }
            },
            "MediaDecodingConfiguration": {
                "members": {
                    "member": {
                        "keySystemConfiguration": null
                    }
                }
            },
            "MediaMetadataInit": {
                "members": {
                    "member": {
                        "chapterInfo": null // Blink experimental only as of 2024-04
                    }
                }
            },
            "MediaRecorderOptions": {
                "members": {
                    "member": {
                        "audioBitrateMode": null, // Blink only as of 2023-05
                        "videoKeyFrameIntervalCount": null, // No implementation as of 2023-05
                        "videoKeyFrameIntervalDuration": null // No implementation as of 2023-05
                    }
                }
            },
            "MediaSessionActionDetails": {
                "members": {
                    "member": {
                        "isActivating": null // WebKit only as of 2024-10
                    }
                }
            },
            "MediaTrackCapabilities": {
                "members": {
                    "member": {
                        // Gecko: Unsupported
                        // WebKit: https://searchfox.org/wubkat/source/Source/WebCore/Modules/mediastream/MediaStreamTrack.idl
                        // Blink: https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/modules/mediastream/media_track_capabilities.idl
                        "latency": null, // Blink only as of 2022-11
                        "resizeMode": null, // Blink only as of 2022-11

                        // Screen Share extensions
                        // https://w3c.github.io/mediacapture-screen-share/#mediadevices-additions
                        "cursor": null,
                        "logicalSurface": null,

                        // Image Capture extensions which is Blink only as of 2022-11
                        // https://w3c.github.io/mediacapture-image/#mediatrackcapabilities-section
                        "whiteBalanceMode": null,
                        "exposureMode": null,
                        "focusMode": null,
                        "exposureCompensation": null,
                        "exposureTime": null,
                        "colorTemperature": null,
                        "iso": null,
                        "brightness": null,
                        "contrast": null,
                        "saturation": null,
                        "sharpness": null,
                        "focusDistance": null,
                        "pan": null,
                        "tilt": null,
                        "zoom": null,
                        "torch": null
                    }
                }
            },
            "MediaTrackConstraintSet": {
                "members": {
                    "member": {
                        // Gecko: https://searchfox.org/mozilla-central/source/dom/webidl/MediaStreamTrack.webidl
                        // WebKit: https://searchfox.org/wubkat/source/Source/WebCore/Modules/mediastream/MediaTrackConstraints.idl#28
                        // Blink: https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/modules/mediastream/media_track_constraint_set.idl
                        "latency": null, // Blink only as of 2022-11
                        "resizeMode": null, // Blink only as of 2022-11

                        // Screen Share extensions
                        // https://w3c.github.io/mediacapture-screen-share/#mediadevices-additions
                        "cursor": null,
                        "logicalSurface": null,
                        "restrictOwnAudio": null,
                        "suppressLocalAudioPlayback": null,

                        // Image Capture extensions which is Blink only as of 2022-11
                        // https://w3c.github.io/mediacapture-image/#mediatrackcapabilities-section
                        "whiteBalanceMode": null,
                        "exposureMode": null,
                        "focusMode": null,
                        "pointsOfInterest": null,
                        "exposureCompensation": null,
                        "exposureTime": null,
                        "colorTemperature": null,
                        "iso": null,
                        "brightness": null,
                        "contrast": null,
                        "saturation": null,
                        "sharpness": null,
                        "focusDistance": null,
                        "pan": null,
                        "tilt": null,
                        "zoom": null,
                        "torch": null
                    }
                }
            },
            "MediaTrackSettings": {
                "members": {
                    "member": {
                        // Gecko: https://searchfox.org/mozilla-central/source/dom/webidl/MediaTrackSettings.webidl
                        // WebKit: https://searchfox.org/wubkat/source/Source/WebCore/Modules/mediastream/MediaStreamTrack.idl
                        // Blink: https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/modules/mediastream/media_track_settings.idl
                        "latency": null, // Blink only as of 2022-11
                        "resizeMode": null, // Blink only as of 2022-11

                        // Screen Share extensions
                        // https://w3c.github.io/mediacapture-screen-share/#mediadevices-additions
                        "cursor": null, // Blink only as of 2022-11
                        "logicalSurface": null, // Blink only as of 2022-11
                        "restrictOwnAudio": null, // Blink only as of 2022-11
                        "suppressLocalAudioPlayback": null, // Blink only as of 2022-11

                        // Image Capture extensions which are Blink only as of 2022-11
                        // https://w3c.github.io/mediacapture-image/#mediatrackcapabilities-section
                        "whiteBalanceMode": null,
                        "exposureMode": null,
                        "focusMode": null,
                        "pointsOfInterest": null,
                        "exposureCompensation": null,
                        "exposureTime": null,
                        "colorTemperature": null,
                        "iso": null,
                        "brightness": null,
                        "contrast": null,
                        "saturation": null,
                        "sharpness": null,
                        "focusDistance": null,
                        "pan": null,
                        "tilt": null,
                        "zoom": null,
                        "torch": null
                    }
                }
            },
            "MediaTrackSupportedConstraints": {
                "members": {
                    "member": {
                        // Gecko: https://searchfox.org/mozilla-central/source/dom/webidl/MediaTrackSupportedConstraints.webidl
                        // WebKit: https://searchfox.org/wubkat/source/Source/WebCore/Modules/mediastream/MediaTrackSupportedConstraints.idl
                        // Blink: https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/modules/mediastream/media_track_supported_constraints.idl
                        "latency": null,
                        "resizeMode": null,

                        // Screen Share extensions
                        // https://w3c.github.io/mediacapture-screen-share/#mediadevices-additions
                        "cursor": null,
                        "logicalSurface": null,
                        "restrictOwnAudio": null,
                        "suppressLocalAudioPlayback": null, // Blink only as of 2022-11

                        // Image Capture extensions which are Blink only as of 2022-11
                        // https://w3c.github.io/mediacapture-image/#mediatrackcapabilities-section
                        "whiteBalanceMode": null,
                        "exposureMode": null,
                        "focusMode": null,
                        "pointsOfInterest": null,
                        "exposureCompensation": null,
                        "exposureTime": null,
                        "colorTemperature": null,
                        "iso": null,
                        "brightness": null,
                        "contrast": null,
                        "saturation": null,
                        "sharpness": null,
                        "focusDistance": null,
                        "pan": null,
                        "tilt": null,
                        "zoom": null,
                        "torch": null
                    }
                }
            },
            "NotificationOptions": {
                "members": {
                    "member": {
                        // All Blink only as of 2023-10
                        "actions": null,
                        "image": null,
                        "renotify": null,
                        "timestamp": null,
                        "vibrate": null
                    }
                }
            },
            "OfflineAudioContextOptions": {
                "members": {
                    "member": {
                        "renderSizeHint": null // No implementation as of 2023-10
                    }
                }
            },
            "OpusEncoderConfig": {
                "members": {
                    "member": {
                        "application": null, // Blink only as of 2024-09
                        "signal": null // Blink only as of 2024-09
                    }
                }
            },
            "PaymentDetailsUpdate": {
                "members": {
                    "member": {
                        "payerErrors": null // WebKit only as of 2024-08
                    }
                }
            },
            "PaymentOptions": {
                "members": {
                    "member": {
                        "requestBillingAddress": null // WebKit only as of 2024-08
                    }
                }
            },
            "PaymentValidationErrors": {
                "members": {
                    "member": {
                        "paymentMethod": null // WebKit only as of 2024-08
                    }
                }
            },
            "PerformanceObserverInit": {
                "members": {
                    "member": {
                        "durationThreshold": null
                    }
                }
            },
            "PointerEventInit": {
                "members": {
                    "member": {
                        "persistentDeviceId": null // Blink only as of 2024-08
                    }
                }
            },
            "PopStateEventInit": {
                "members": {
                    "member": {
                        "hasUAVisualTransition": null // Blink only as of 2023-09
                    }
                }
            },
            "PublicKeyCredentialCreationOptions": {
                "members": {
                    "member": {
                        "attestationFormats": null, // Blink only as of 2024-08
                        "hints": null // Blink only as of 2024-08
                    }
                }
            },
            "PublicKeyCredentialCreationOptionsJSON": {
                "members": {
                    "member": {
                        "attestationFormats": null // Gecko only as of 2024-08
                    }
                }
            },
            "PublicKeyCredentialRequestOptions": {
                "members": {
                    "member": {
                        "hints": null // Blink only as of 2024-08
                    }
                }
            },
            "ReadableStreamReadResult": null,
            "RequestInit": {
                "members": {
                    "member": {
                        "adAuctionHeaders": null, // Blink only as of 2023-11
                        "attributionReporting": null, // Blink only as of 2023-10
                        "duplex": null, // Blink only as of 2023-09
                        "privateToken": null, // Blink only as of 2023-09
                        "sharedStorageWritable": null, // Blink only as of 2023-10
                        "targetAddressSpace": null // Blink only as of 2023-09
                    }
                }
            },
            "RTCEncodedAudioFrameMetadata": {
                "members": {
                    "member": {
                        "captureTime": null, // Blink experimental only as of 2025-03
                        "mimeType": null, // Blink only as of 2025-03
                        "receiveTime": null, // Blink experimental only as of 2025-03
                        "rtpTimestamp": null, // Blink only as of 2025-03
                        "senderCaptureTimeOffset": null // Blink experimental only as of 2025-03
                    }
                }
            },
            "RTCEncodedVideoFrameMetadata": {
                "members": {
                    "member": {
                        "captureTime": null, // Blink experimental only as of 2025-03
                        "mimeType": null, // Blink only as of 2025-03
                        "receiveTime": null, // Blink experimental only as of 2025-03
                        "rtpTimestamp": null, // Blink only as of 2025-03
                        "senderCaptureTimeOffset": null // Blink experimental only as of 2025-03
                    }
                }
            },
            "RTCConfiguration": {
                "members": {
                    "member": {
                        "peerIdentity": null // Gecko only as of 2024-11
                    }
                }
            },
            "RTCDataChannelInit": {
                "members": {
                    "member": {
                        "priority": null // Blink experimental only as of 2024-11
                    }
                }
            },
            "RTCInboundRtpStreamStats": {
                "members": {
                    "member": {
                        // https://searchfox.org/mozilla-central/source/dom/webidl/RTCStatsReport.webidl
                        // https://searchfox.org/wubkat/source/Source/WebCore/Modules/mediastream/RTCStatsReport.idl
                        // https://source.chromium.org/chromium/chromium/src/+/main:third_party/webrtc/stats/rtcstats_objects.cc
                        "corruptionMeasurements": null, // Blink only as of 2024-11
                        "powerEfficientDecoder": null, // Blink only as of 2024-11
                        "totalCorruptionProbability": null, // Blink only as of 2024-11
                        "totalSquaredCorruptionProbability": null // Blink only as of 2024-11
                    }
                }
            },
            "RTCOutboundRtpStreamStats": {
                "members": {
                    "member": {
                        "powerEfficientEncoder": null, // Blink only as of 2024-11
                        "encoderImplementation": null // Blink only as of 2024-11
                    }
                }
            },
            "RTCRtpEncodingParameters": {
                "members": {
                    "member": {
                        "codec": null, // Blink only as of 2024-11
                        "scalabilityMode": null // Blink only as of 2024-11
                    }
                }
            },
            "ScrollIntoViewOptions": {
                "members": {
                    "member": {
                        "container": null // No implementation as of 2025-02
                    }
                }
            },
            "Transformer": {
                "members": {
                    "member": {
                        "cancel": null // No implementation as of 2023-10
                    }
                }
            },
            "UIEventInit": {
                "members": {
                    "member": {
                        "sourceCapabilities": null
                    }
                }
            },
            "VideoConfiguration": {
                "members": {
                    "member": {
                        "spatialScalability": null
                    }
                }
            },
            "VideoDecoderConfig": {
                "members": {
                    "member": {
                        "flip": null, // No implementation as of 2025-02
                        "rotation": null // No implementation as of 2025-02
                    }
                }
            },
            "VideoEncoderConfig": {
                "members": {
                    "member": {
                        "hevc": null // Blink only as of 2023-03
                    }
                }
            },
            "VideoEncoderEncodeOptions": {
                "members": {
                    "member": {
                        "av1": null, // Blink only as of 2023-09
                        "hevc": null, // No implementation as of 2023-09
                        "vp9": null // Blink only as of 2023-09
                    }
                }
            },
            "VideoFrameInit": {
                "members": {
                    "member": {
                        "flip": null, // No implementation as of 2024-11
                        "metadata": null, // No implementation as of 2024-11. Linked to VideoFrame.metadata()
                        "rotation": null // No implementation as of 2024-11
                    }
                }
            },
            "VideoFrameBufferInit": {
                "members": {
                    "member": {
                        "flip": null, // No implementation as of 2024-11
                        "metadata": null, // No implementation as of 2024-04. Linked to VideoFrame.metadata()
                        "rotation": null, // No implementation as of 2024-11
                        "transfer": null // Blink only as of 2024-11
                    }
                }
            },
            "WebGLContextAttributes": {
                "members": {
                    "member": {
                        "xrCompatible": null
                    }
                }
            },
            "WebTransportOptions": {
                "members": {
                    "member": {
                        "anticipatedConcurrentIncomingBidirectionalStreams": null, // No implementation as of 2024-09
                        "anticipatedConcurrentIncomingUnidirectionalStreams": null, // No implementation as of 2024-09
                        "protocols": null // No implementation as of 2024-09
                    }
                }
            },
            "WebTransportSendStreamOptions": {
                "members": {
                    "member": {
                        "waitUntilAvailable": null // Blink only as of 2024-09
                    }
                }
            }
        }
    },
    "typedefs": {
        "typedef": [
            "ArrayBufferView"
        ]
    }
}