AudioDeviceAndroidOpenSLES: NULL variables might be referenced in StopPlayout()

BUG=1891
Test=ManualTest

R=fischman@webrtc.org, xians@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1622004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@4200 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed