drop QCOM_NO_SECURE_PLAYBACK

Change-Id: If5930c9144062f3c5aa84952f0b48f2fa0ab5ffe
camera: Cleanup & remove compiler warnings

Change-Id: I686c88e82a83072b9f392369960160e8ec345e30

Conflicts:

	camera/CameraWrapper.cpp
Merge branch 'cm-11.0' of https://github.com/Mustaavalkosta/android_device_htc_msm7x30-common into cd-4.4