src/vs/editor/common/services/languageFeatureDebounce.ts/LanguageFeatureDebounceService/_overallAverage
class LanguageFeatureDebounceService:	private _overallAverage(): number {
		// Average of all language features. Not a great value but an approximation
		let result = new MovingAverage();
		for (let info of this._data.values()) {
			result.update(info.default());
		}
		return result.value;
	}