Be smarter in guessing the right database delete handler

Rewrite the logic so we don't have to add a new line in a switch
statement for each schema update.

Change-Id: I660a7fd16a344c5685a7d7a142e843f9b41ef807
1 file changed
tree: 5970a91563c3bf90e66c59f2bc2c1a1e214b5ffd
  1. src/
  2. .gitignore
  3. BUCK
  4. pom.xml