src/vs/workbench/services/workspaces/common/workspaceTrust.ts/WorkspaceTrustMemento/acceptsOutOfWorkspaceFiles
class WorkspaceTrustMemento:	set acceptsOutOfWorkspaceFiles(value: boolean) {
		this._mementoObject[this._acceptsOutOfWorkspaceFilesKey] = value;

		if (this._memento) {
			this._memento.saveMemento();
		}
	}