Fix memory leak in MediaScannerConnection
xiaoli.xb.zuo authored
This patch adds releasing of MediaScannerConnection in ClientProxy
after disconnecting and releasing of ClientProxy and
IMediaScannerService in disconnection sequence in
MediaScannerConnection.

Bug: 30150344

Change-Id: I1e162e4c9a0b7a741ace20480bcf06f3151a93bf
439e5e49