Google Chrome for some time has been to possibly malicious websites when trying to visit this. However, should still be recorded for Downloads a better protection.
Of course it is also show question of protecting the user against malware and other malicious programs. The download will be executed, he should be recognized as harmful, if the user according to the manually confirmed.
A more than reasonable novelty that was so but ultimately expect more or less. The changes will be shown in the coming days by the users.