Revert "Add test & fix bug for BluetoothOppServiceTest"

This reverts commit 7bd6f7bd.
Additionally, reverts commit I43c8edd95608103ab04bb0a33965c2ba90971459
and Ia1765bbd024e86a8482f15a93234933edd32024a

Test: atest BluetoothOppServiceTest
Bug: 266459454
Reason for revert: b/266459454

Change-Id: I6b6d6a3701959331327984964f6267f6c9f8e3c2
(cherry picked from https://android-review.googlesource.com/q/commit:9566c3d5ebcb5b6c1ad70c37101e2254c7eb9c1b)
Merged-In: I6b6d6a3701959331327984964f6267f6c9f8e3c2