src/vs/workbench/api/common/extHostTask.ts/fromMany
	export function fromMany(tasks: vscode.Task[], extension: IExtensionDescription): tasks.ITaskDTO[] {
		if (tasks === undefined || tasks === null) {
			return [];
		}
		const result: tasks.ITaskDTO[] = [];
		for (const task of tasks) {
			const converted = from(task, extension);
			if (converted) {
				result.push(converted);
			}
		}
		return result;
	}