MtpClient: remove finalize override to avoid multiple calls to unregisterReceiver
MtpClient: remove finalize override to avoid multiple calls to unregisterReceiver

BUG: 3497801

Change-Id: I4ed0166efcc509a18361287c5816bc4844089025
Signed-off-by: Mike Lockwood <368d0007e4626f70737d16df5e49ed8806b98c3f@android.com>

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base