Camera: Disable TakePicture related messages in stopPreview, stopRecording

This change fixes the race condition and avoid the deadlock in
abnormal snapshot stop I.e, Observed DeadLock when Data or Notify
Callbacks is sent to App after StopPreview is triggered and so
disabling the corresponding take picture messages.
(Changes cherrypicked from commit 962b0856465e7abbd5900fffa68112363b8e5360

Change-Id: I19a71b520393e17a396dffb0c3c128274145defc