src/vs/workbench/services/preferences/common/preferencesModels.ts/DefaultSettings/parse
class DefaultSettings:	private parse(): ISettingsGroup[] {
		const settingsGroups = this.getRegisteredGroups();
		this.initAllSettingsMap(settingsGroups);
		const mostCommonlyUsed = this.getMostCommonlyUsedSettings(settingsGroups);
		return [mostCommonlyUsed, ...settingsGroups];
	}