SAFE BROWSING — Google says passwords and files will be deleted shortly after they are deep-scanned. Google is redesigning Chrome malware detections to include password-protected executable files that users can upload for deep scanning, a change the browser maker says will allow it to detect more malicious threats. Google has long allowed users to switch on the Enhanced Mode of its Safe Browsing, a Chrome feature that warns users when they’re downloading a file that’s believed to be unsafe, e...