Drop document.createEvent support for things still behind a flag

third_party/WebKit/Source/core/frame/UseCounter.h

Index: third_party/WebKit/Source/core/frame/UseCounter.h
diff --git a/third_party/WebKit/Source/core/frame/UseCounter.h b/third_party/WebKit/Source/core/frame/UseCounter.h
index c1a17a117c76715a33ba2de81042860cfcecda33..944166c0ae1f3d1dcd4fad5890f0144b50204ecf 100644
--- a/third_party/WebKit/Source/core/frame/UseCounter.h
+++ b/third_party/WebKit/Source/core/frame/UseCounter.h
@@ -954,7 +954,6 @@ public:
         DocumentCreateEventFontFaceSetLoadEvent = 1160,
         DocumentCreateEventMediaQueryListEvent = 1161,
         DocumentCreateEventAnimationEvent = 1162,
-        DocumentCreateEventAnimationPlayerEvent = 1163,
         DocumentCreateEventApplicationCacheErrorEvent = 1164,
         DocumentCreateEventBeforeUnloadEvent = 1166,
         DocumentCreateEventClipboardEvent = 1167,
@@ -965,11 +964,9 @@ public:
         DocumentCreateEventHashChangeEvent = 1172,
         DocumentCreateEventMutationEvent = 1173,
         DocumentCreateEventPageTransitionEvent = 1174,
-        DocumentCreateEventPointerEvent = 1175,
         DocumentCreateEventPopStateEvent = 1176,
         DocumentCreateEventProgressEvent = 1177,
         DocumentCreateEventPromiseRejectionEvent = 1178,
-        DocumentCreateEventRelatedEvent = 1179,
         DocumentCreateEventResourceProgressEvent = 1180,
         DocumentCreateEventSecurityPolicyViolationEvent = 1181,
         DocumentCreateEventTextEvent = 1182,
@@ -983,7 +980,6 @@ public:
         DocumentCreateEventWebKitTransitionEvent = 1191,
         DocumentCreateEventBeforeInstallPromptEvent = 1192,
         DocumentCreateEventSyncEvent = 1193,
-        DocumentCreateEventDeviceLightEvent = 1194,
         DocumentCreateEventDeviceMotionEvent = 1195,
         DocumentCreateEventDeviceOrientationEvent = 1196,
         DocumentCreateEventMediaEncryptedEvent = 1197,
@@ -1003,7 +999,6 @@ public:
         DocumentCreateEventExtendableEvent = 1213,
         DocumentCreateEventExtendableMessageEvent = 1214,
         DocumentCreateEventFetchEvent = 1215,
-        DocumentCreateEventInstallEvent = 1216,
         DocumentCreateEventServiceWorkerMessageEvent = 1217,
         DocumentCreateEventSpeechRecognitionError = 1218,
         DocumentCreateEventSpeechRecognitionEvent = 1219,
@@ -1027,7 +1022,6 @@ public:
         V8ForInInitializer = 1238,
         V8Animation_Id_AttributeGetter = 1239,
         V8Animation_Id_AttributeSetter = 1240,
-        DocumentCreateEventInputEvent = 1242,
         WebAnimationHyphenatedProperty = 1243,
         FormControlsCollectionReturnsRadioNodeListForFieldSet = 1244,
         ApplicationCacheManifestSelectInsecureOrigin = 1245,
@@ -1066,7 +1060,6 @@ public:
         InvalidReportUriDirectiveInMetaCSP = 1281,
         InvalidSandboxDirectiveInMetaCSP = 1282,
         InvalidFrameAncestorsDirectiveInMetaCSP = 1283,
-        DocumentCreateEventForeignFetchEvent = 1286,
         SVGCalcModeDiscrete = 1287,
         SVGCalcModeLinear = 1288,
         SVGCalcModePaced = 1289,
@@ -1121,7 +1114,6 @@ public:
         During_Microtask_Print = 1336,
         During_Microtask_Prompt = 1337,
         During_Microtask_SyncXHR = 1338,
-        DocumentCreateEventPaymentRequestUpdateEvent = 1341,
         CredentialManagerGetReturnedCredential = 1342,
         GeolocationInsecureOriginDeprecatedNotRemoved = 1343,
         GeolocationInsecureOriginIframeDeprecatedNotRemoved = 1344,
@@ -1167,8 +1159,6 @@ public:
         RTCPeerConnectionAddIceCandidatePromise = 1384,
         RTCPeerConnectionAddIceCandidateLegacy = 1385,
         RTCIceCandidateDefaultSdpMLineIndex = 1386,
-        DocumentCreateEventSensorErrorEvent = 1387,
-        DocumentCreateEventSensorReadingEvent = 1388,
         MediaStreamConstraintsOldAndNew = 1389,
         V8ArrayProtectorDirtied = 1390,
         V8ArraySpeciesModified = 1391,