Fan Zhang d9f7fba943 Fix context leak in AudioSwitchPreferenceController.
In this controller the context is stored into a global singleton but was
not cleared, thus leaking context and associated views.

Change-Id: I4247f8ff753bc0a331c6c81a0e4b5b4bc41588de
Bug: 80507279
Test: robotests
Test: inspected hprof before/after change
2018-06-07 22:46:19 +00:00
2018-04-20 12:52:29 -07:00
2015-04-13 09:21:39 -07:00
2017-10-13 15:59:03 -07:00
2018-04-20 12:52:29 -07:00
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3.1 GiB
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