SnapdragonCamera: Improvement in open camera latency

setContentView(R.layout.camera_filmstrip) call in the app takes ~40 msec
before actual openCamera call is made. This is adding to the total APP
camera open latency. So Opening camera in parallel to the call to
setContentView(R.layout.camera_filmstrip) to save this time..

Change-Id: I8e3797e65d17021853e0e04873178a372f12f195
1 file changed