Move enum BluetoothDevice::DeviceType out of BluetoothDevice class.

This CL moves the inner enum BluetoothDevice::DeviceType out of BluetoothDevice class
so that we can refer it using forward declaration.
We are going to use it in ash/common/system/tray/system_tray_delegate.h
https://codereview.chromium.org/2381493005/.

BUG=632128
TEST=none
TBR=stevenjb@chromium.org

Review-Url: https://codereview.chromium.org/2394473005
Cr-Commit-Position: refs/heads/master@{#423328}


CrOS-Libchrome-Original-Commit: 6da34d65da4b98f6cc5957e08a682470e056eea6
1 file changed
tree: b4d8da79fc9786f755d300043b5938a50ec485a3
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/