Revert "Merge branch 'master' of https://github.com/brianchung808/Chrome-Downloads-Management-via-Omnibox"

This reverts commit 92b14e1f914368c96bae15d28bf95f8d33b27ddd, reversing
changes made to 7d9e9f4ae5206bc951193c3f0e52e9cebd0f8d76.