tree 4058659d99edb14cb95a7b7265db54eb8c6ef867
parent 62a8f67f33faf19d0ff815672dd19bb71dd0d650
author Eric Laurent <elaurent@google.com> 1370568541 -0700
committer Eric Laurent <elaurent@google.com> 1370568788 -0700

AudioFlinger: do not cache audio device when 0.

AudioFlinger should not cache the audio device
passed to the audio HAL when it is AUDIO_DEVICE_NONE
but keep previous valid selection instead.

Bug: 9323399.
Change-Id: I6f9480e55a21be4115453e6a5eebc5cf2536c476