MTP: Make MtpDatabase class abstract so we can have multiple implementations

Rename existing test database to MtpSqliteDatabase
This is the first step in transitioning to using the media provider database

Change-Id: I5f36c854c6e76a79137c267b000a52ced803776c
Signed-off-by: Mike Lockwood <lockwood@android.com>
9 files changed
tree: a2a5f01424d963c2b24d2fca8e2c59095ce404f8
  1. camera/
  2. cmds/
  3. include/
  4. media/