chore: use [] instead of new Array(0) (#4435)

Author: Uzlopak

lib/web/cookies/index.js

@@ -186,7 +186,7 @@ webidl.converters.Cookie = webidl.dictionaryConverter([
   {
     converter: webidl.sequenceConverter(webidl.converters.DOMString),
     key: 'unparsed',
-    defaultValue: () => new Array(0)
+    defaultValue: () => []
   }
 ])
 

lib/web/websocket/events.js

@@ -272,7 +272,7 @@ webidl.converters.MessageEventInit = webidl.dictionaryConverter([
   {
     key: 'ports',
     converter: webidl.converters['sequence<MessagePort>'],
-    defaultValue: () => new Array(0)
+    defaultValue: () => []
   }
 ])
 

lib/web/websocket/websocket.js

@@ -716,7 +716,7 @@ webidl.converters.WebSocketInit = webidl.dictionaryConverter([
   {
     key: 'protocols',
     converter: webidl.converters['DOMString or sequence<DOMString>'],
-    defaultValue: () => new Array(0)
+    defaultValue: () => []
   },
   {
     key: 'dispatcher',