Remove readonly from ctors

src/browser/services/RenderService.ts

@@ -36,9 +36,9 @@ export class RenderService extends Disposable implements IRenderService {
   constructor(
     private _renderer: IRenderer,
     private _rowCount: number,
-    readonly screenElement: HTMLElement,
-    @IOptionsService readonly optionsService: IOptionsService,
-    @ICharSizeService readonly charSizeService: ICharSizeService
+    screenElement: HTMLElement,
+    @IOptionsService optionsService: IOptionsService,
+    @ICharSizeService charSizeService: ICharSizeService
   ) {
     super();
     this._renderDebouncer = new RenderDebouncer((start, end) => this._renderRows(start, end));