src/vs/workbench/services/configuration/browser/configurationService.ts/WorkspaceService/reloadWorkspaceConfiguration
class WorkspaceService:	private async reloadWorkspaceConfiguration(): Promise<void> {
		const workbenchState = this.getWorkbenchState();
		if (workbenchState === WorkbenchState.FOLDER) {
			return this.onWorkspaceFolderConfigurationChanged(this.workspace.folders[0]);
		}
		if (workbenchState === WorkbenchState.WORKSPACE) {
			return this.workspaceConfiguration.reload().then(() => this.onWorkspaceConfigurationChanged(false));
		}
	}