src/vs/workbench/electron-sandbox/window.ts/NativeWindow/doAddFolders
class NativeWindow:	private doAddFolders(): void {
		const foldersToAdd: IWorkspaceFolderCreationData[] = [];

		for (const folder of this.pendingFoldersToAdd) {
			foldersToAdd.push(({ uri: folder }));
		}

		this.pendingFoldersToAdd = [];

		this.workspaceEditingService.addFolders(foldersToAdd);
	}