diff --git a/baselines/dom.generated.d.ts b/baselines/dom.generated.d.ts
index c5d95cf2d..03b89d75c 100644
--- a/baselines/dom.generated.d.ts
+++ b/baselines/dom.generated.d.ts
@@ -40070,7 +40070,7 @@ type RTCRtpTransceiverDirection = "inactive" | "recvonly" | "sendonly" | "sendre
 type RTCSctpTransportState = "closed" | "connected" | "connecting";
 type RTCSdpType = "answer" | "offer" | "pranswer" | "rollback";
 type RTCSignalingState = "closed" | "have-local-offer" | "have-local-pranswer" | "have-remote-offer" | "have-remote-pranswer" | "stable";
-type RTCStatsIceCandidatePairState = "failed" | "frozen" | "in-progress" | "inprogress" | "succeeded" | "waiting";
+type RTCStatsIceCandidatePairState = "failed" | "frozen" | "in-progress" | "succeeded" | "waiting";
 type RTCStatsType = "candidate-pair" | "certificate" | "codec" | "data-channel" | "inbound-rtp" | "local-candidate" | "media-playout" | "media-source" | "outbound-rtp" | "peer-connection" | "remote-candidate" | "remote-inbound-rtp" | "remote-outbound-rtp" | "transport";
 type ReadableStreamReaderMode = "byob";
 type ReadableStreamType = "bytes";
diff --git a/baselines/ts5.5/dom.generated.d.ts b/baselines/ts5.5/dom.generated.d.ts
index f86f3f164..44ab53108 100644
--- a/baselines/ts5.5/dom.generated.d.ts
+++ b/baselines/ts5.5/dom.generated.d.ts
@@ -40047,7 +40047,7 @@ type RTCRtpTransceiverDirection = "inactive" | "recvonly" | "sendonly" | "sendre
 type RTCSctpTransportState = "closed" | "connected" | "connecting";
 type RTCSdpType = "answer" | "offer" | "pranswer" | "rollback";
 type RTCSignalingState = "closed" | "have-local-offer" | "have-local-pranswer" | "have-remote-offer" | "have-remote-pranswer" | "stable";
-type RTCStatsIceCandidatePairState = "failed" | "frozen" | "in-progress" | "inprogress" | "succeeded" | "waiting";
+type RTCStatsIceCandidatePairState = "failed" | "frozen" | "in-progress" | "succeeded" | "waiting";
 type RTCStatsType = "candidate-pair" | "certificate" | "codec" | "data-channel" | "inbound-rtp" | "local-candidate" | "media-playout" | "media-source" | "outbound-rtp" | "peer-connection" | "remote-candidate" | "remote-inbound-rtp" | "remote-outbound-rtp" | "transport";
 type ReadableStreamReaderMode = "byob";
 type ReadableStreamType = "bytes";
diff --git a/baselines/ts5.6/dom.generated.d.ts b/baselines/ts5.6/dom.generated.d.ts
index 7e1558a17..2b04bdbdc 100644
--- a/baselines/ts5.6/dom.generated.d.ts
+++ b/baselines/ts5.6/dom.generated.d.ts
@@ -40070,7 +40070,7 @@ type RTCRtpTransceiverDirection = "inactive" | "recvonly" | "sendonly" | "sendre
 type RTCSctpTransportState = "closed" | "connected" | "connecting";
 type RTCSdpType = "answer" | "offer" | "pranswer" | "rollback";
 type RTCSignalingState = "closed" | "have-local-offer" | "have-local-pranswer" | "have-remote-offer" | "have-remote-pranswer" | "stable";
-type RTCStatsIceCandidatePairState = "failed" | "frozen" | "in-progress" | "inprogress" | "succeeded" | "waiting";
+type RTCStatsIceCandidatePairState = "failed" | "frozen" | "in-progress" | "succeeded" | "waiting";
 type RTCStatsType = "candidate-pair" | "certificate" | "codec" | "data-channel" | "inbound-rtp" | "local-candidate" | "media-playout" | "media-source" | "outbound-rtp" | "peer-connection" | "remote-candidate" | "remote-inbound-rtp" | "remote-outbound-rtp" | "transport";
 type ReadableStreamReaderMode = "byob";
 type ReadableStreamType = "bytes";
diff --git a/inputfiles/addedTypes.jsonc b/inputfiles/addedTypes.jsonc
index be3ed4cce..bb44167e9 100644
--- a/inputfiles/addedTypes.jsonc
+++ b/inputfiles/addedTypes.jsonc
@@ -23,95 +23,6 @@
             }
         }
     },
-    "callbackInterfaces": {
-        "interface": {}
-    },
-    "enums": {
-        "enum": {
-            "InsertPosition": {
-              "name": "InsertPosition",
-              "value": [
-                "beforebegin",
-                "beforeend",
-                "afterbegin",
-                "afterend"
-              ]
-            },
-            "FontDisplay": {
-              "name": "FontDisplay",
-              // https://w3c.github.io/csswg-drafts/css-fonts-4/#font-display-desc
-              "value": [
-                "auto",
-                "block",
-                "swap",
-                "fallback",
-                "optional"
-              ]
-            },
-            "RTCStatsIceCandidatePairState": {
-                "value": [
-                    "inprogress"
-                ]
-            },
-            "GlobalCompositeOperation": {
-                "name": "GlobalCompositeOperation",
-                "value": [
-                    "source-over",
-                    "source-in",
-                    "source-out",
-                    "source-atop",
-                    "destination-over",
-                    "destination-in",
-                    "destination-out",
-                    "destination-atop",
-                    "lighter",
-                    "copy",
-                    "xor",
-                    "multiply",
-                    "screen",
-                    "overlay",
-                    "darken",
-                    "lighten",
-                    "color-dodge",
-                    "color-burn",
-                    "hard-light",
-                    "soft-light",
-                    "difference",
-                    "exclusion",
-                    "hue",
-                    "saturation",
-                    "color",
-                    "luminosity"
-                ]
-            },
-            "PermissionName": {
-                "name": "PermissionName",
-                // This is a subset of the permissions defined in the spec:
-                // https://w3c.github.io/powerful-features-registry/#registry-table-of-powerful-features
-                // Please add a feature only when it's supported by multiple engines.
-                "value": [
-                    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Permissions_API#browser_compatibility
-                    "camera",
-                    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Geolocation_API#browser_compatibility
-                    "geolocation",
-                    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Permissions_API#browser_compatibility
-                    "microphone",
-                    // Gecko and Blink: https://developer.mozilla.org/en-US/docs/Web/API/Web_MIDI_API#browser_compatibility
-                    "midi",
-                    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Notifications_API#browser_compatibility
-                    "notifications",
-                    // Gecko and Blink: https://developer.mozilla.org/en-US/docs/Web/API/Storage_API#browser_compatibility
-                    "persistent-storage",
-                    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Push_API#browser_compatibility
-                    "push",
-                    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Screen_Wake_Lock_API#browser_compatibility
-                    "screen-wake-lock",
-                    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Storage_Access_API#browser_compatibility
-                    "storage-access"
-                ]
-            }
-        }
-    },
     "interfaces": {
         "interface": {
             // ImportMeta is not a true DOM interface, but we are forced to declare it as one in order to emit method definitions.
diff --git a/inputfiles/patches/css-font.kdl b/inputfiles/patches/css-font.kdl
new file mode 100644
index 000000000..f7bcaa78f
--- /dev/null
+++ b/inputfiles/patches/css-font.kdl
@@ -0,0 +1,8 @@
+enum FontDisplay {
+    // https://w3c.github.io/csswg-drafts/css-fonts-4/#font-display-desc
+    auto
+    block
+    swap
+    fallback
+    optional
+}
diff --git a/inputfiles/patches/dom.kdl b/inputfiles/patches/dom.kdl
new file mode 100644
index 000000000..bca3da9d0
--- /dev/null
+++ b/inputfiles/patches/dom.kdl
@@ -0,0 +1,6 @@
+enum InsertPosition {
+    beforebegin
+    beforeend
+    afterbegin
+    afterend
+}
diff --git a/inputfiles/patches/html-canvas.kdl b/inputfiles/patches/html-canvas.kdl
new file mode 100644
index 000000000..e5361f72e
--- /dev/null
+++ b/inputfiles/patches/html-canvas.kdl
@@ -0,0 +1,28 @@
+enum GlobalCompositeOperation {
+    source-over
+    source-in
+    source-out
+    source-atop
+    destination-over
+    destination-in
+    destination-out
+    destination-atop
+    lighter
+    copy
+    xor
+    multiply
+    screen
+    overlay
+    darken
+    lighten
+    color-dodge
+    color-burn
+    hard-light
+    soft-light
+    difference
+    exclusion
+    hue
+    saturation
+    color
+    luminosity
+}
diff --git a/inputfiles/patches/permissions.kdl b/inputfiles/patches/permissions.kdl
new file mode 100644
index 000000000..6c18d17c0
--- /dev/null
+++ b/inputfiles/patches/permissions.kdl
@@ -0,0 +1,23 @@
+// This is a subset of the permissions defined in the spec:
+// https://w3c.github.io/powerful-features-registry/#registry-table-of-powerful-features
+// Please add a feature only when it's supported by multiple engines.
+enum PermissionName {
+    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Permissions_API#browser_compatibility
+    camera
+    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Geolocation_API#browser_compatibility
+    geolocation
+    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Permissions_API#browser_compatibility
+    microphone
+    // Gecko and Blink: https://developer.mozilla.org/en-US/docs/Web/API/Web_MIDI_API#browser_compatibility
+    midi
+    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Notifications_API#browser_compatibility
+    notifications
+    // Gecko and Blink: https://developer.mozilla.org/en-US/docs/Web/API/Storage_API#browser_compatibility
+    persistent-storage
+    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Push_API#browser_compatibility
+    push
+    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Screen_Wake_Lock_API#browser_compatibility
+    screen-wake-lock
+    // Full support: https://developer.mozilla.org/en-US/docs/Web/API/Storage_Access_API#browser_compatibility
+    storage-access
+}