src/vs/workbench/contrib/comments/browser/commentService.ts/CommentService/_handleConfiguration
class CommentService:	private _handleConfiguration() {
		this._isCommentingEnabled = this._defaultCommentingEnablement;
		this._register(this.configurationService.onDidChangeConfiguration(e => {
			if (e.affectsConfiguration('comments.visible')) {
				this.enableCommenting(this._defaultCommentingEnablement);
			}
		}));
	}