[automerger skipped] Merge "Camera: Add onCameraOpened/onCameraClosed callbacks" into qt-qpr1-dev am: 67110b51 -s ours am: f5cdfb9b -s ours
am skip reason: Change-Id If6f3624c43927c30afef7df0a780eafe3ae4c527 with SHA-1 695044d6 is in history
Change-Id: I42c0ffeec3c845d5cda65cf928f59881c15aefa4