Added TextEncoder and TextDecoder to window (#664)

Author: Mischala

baselines/dom.generated.d.ts

@@ -16979,6 +16979,8 @@ interface WindowEventMap extends GlobalEventHandlersEventMap, WindowEventHandler
 /** A window containing a DOM document; the document property points to the DOM document loaded in that window. */
 interface Window extends EventTarget, WindowTimers, WindowSessionStorage, WindowLocalStorage, WindowConsole, GlobalEventHandlers, IDBEnvironment, WindowBase64, GlobalFetch, WindowOrWorkerGlobalScope, WindowEventHandlers {
     Blob: typeof Blob;
+    TextDecoder: typeof TextDecoder;
+    TextEncoder: typeof TextEncoder;
     URL: typeof URL;
     URLSearchParams: typeof URLSearchParams;
     readonly applicationCache: ApplicationCache;
@@ -17972,6 +17974,8 @@ declare var Option: {
     new(text?: string, value?: string, defaultSelected?: boolean, selected?: boolean): HTMLOptionElement;
 };
 declare var Blob: typeof Blob;
+declare var TextDecoder: typeof TextDecoder;
+declare var TextEncoder: typeof TextEncoder;
 declare var URL: typeof URL;
 declare var URLSearchParams: typeof URLSearchParams;
 declare var applicationCache: ApplicationCache;

inputfiles/addedTypes.json

@@ -472,6 +472,16 @@
                         "customElements": {
                             "name": "customElements",
                             "override-type": "CustomElementRegistry"
+                        },
+                        "TextEncoder": {
+                            "exposeGlobally": true,
+                            "name": "TextEncoder",
+                            "override-type": "typeof TextEncoder"
+                        },
+                        "TextDecoder": {
+                            "exposeGlobally": true,
+                            "name": "TextDecoder",
+                            "override-type": "typeof TextDecoder"
                         }
                     }
                 },