Revert "Remove OnModeChangedListener when cleanup"

This reverts commit b9bcf4e3.

Reason for revert: b/262155254

Bug: 262155254
Bug: 256851407
Test: atest BluetoothInstrumentationTests
Change-Id: I4f4678644ddfaea381b1ca5adeb57690a6801545
Merged-In: I4f4678644ddfaea381b1ca5adeb57690a6801545
(cherry picked from commit 3d5c1511)

parent ef9425d4

android/app/src/com/android/bluetooth/btservice/ActiveDeviceManager.java

+0 −1

Original line number	Diff line number	Diff line
		@@ -736,7 +736,6 @@ class ActiveDeviceManager {
		}

		mAudioManager.unregisterAudioDeviceCallback(mAudioManagerAudioDeviceCallback);
		mAudioManager.removeOnModeChangedListener(mAudioManagerOnModeChangedListener);
		mAdapterService.unregisterReceiver(mReceiver);
		if (mHandlerThread != null) {
		mHandlerThread.quit();