src/vs/editor/contrib/unicodeHighlighter/browser/unicodeHighlighter.ts/Decorations/getDecoration
class Decorations:	private getDecoration(hideInComments: boolean, hideInStrings: boolean): ModelDecorationOptions {
		const key = `${hideInComments}${hideInStrings}`;
		let options = this.map.get(key);
		if (!options) {
			options = ModelDecorationOptions.createDynamic({
				description: 'unicode-highlight',
				stickiness: TrackedRangeStickiness.NeverGrowsWhenTypingAtEdges,
				className: 'unicode-highlight',
				showIfCollapsed: true,
				overviewRuler: null,
				minimap: null,
				hideInCommentTokens: hideInComments,
				hideInStringTokens: hideInStrings,
			});
			this.map.set(key, options);
		}
		return options;
	}