src/vs/workbench/contrib/codeEditor/browser/editorSettingsMigration.ts/EditorSettingsMigration/constructor
class EditorSettingsMigration:	constructor(
		@IConfigurationService private readonly _configurationService: IConfigurationService,
		@IWorkspaceContextService private readonly _workspaceService: IWorkspaceContextService,
	) {
		super();
		this._register(this._workspaceService.onDidChangeWorkspaceFolders(async (e) => {
			for (const folder of e.added) {
				await this._migrateEditorSettingsForFolder(folder);
			}
		}));
		this._migrateEditorSettings();
	}