src/vs/editor/browser/widget/diffEditorWidget.ts/VisualEditorState/constructor
class VisualEditorState:	constructor(
		private _contextMenuService: IContextMenuService,
		private _clipboardService: IClipboardService
	) {
		this._zones = [];
		this._inlineDiffMargins = [];
		this._zonesMap = {};
		this._decorations = [];
	}