src/vs/workbench/contrib/comments/browser/commentsEditorContribution.ts/CommentController/displayCommentThread
class CommentController:	private displayCommentThread(owner: string, thread: modes.CommentThread, pendingComment: string | null): void {
		const zoneWidget = this.instantiationService.createInstance(ReviewZoneWidget, this.editor, owner, thread, pendingComment);
		zoneWidget.display(thread.range.startLineNumber);
		this._commentWidgets.push(zoneWidget);
	}