src/vs/workbench/services/configuration/browser/configuration.ts/FolderConfiguration/updateCache
class FolderConfiguration:	private async updateCache(): Promise<void> {
		if (this.configurationCache.needsCaching(this.configurationFolder) && this.folderConfiguration instanceof FileServiceBasedConfiguration) {
			const [settingsContent, standAloneConfigurationContents] = await this.folderConfiguration.resolveContents();
			this.cachedFolderConfiguration.updateConfiguration(settingsContent, standAloneConfigurationContents);
		}
	}