Camera: Support obtaining camera memory from MemoryHeapIon

* Exynos 5 devices want the ION file descriptor from MemoryHeapIon

Change-Id: I9e445cf24c15713f713181667e7b7caa1a96592e
disable camera sounds (3/3)

Change-Id: I3540e652cdc5601dd5ea83a314b96f98d0cd9917