msm7x30-common: move camera overlay to gallery2

Change-Id: I86c2a62a98d527435dc480a1284e380167129383

Signed-off-by: Nathan Chan <e334cn@gmail.com>
camera requires NEEDS_VECTORIPL_SYMBOL

https://github.com/Evervolv/android_device_htc_msm7x30-common/commit/168cc2375f6ba8cafcc1c147a74f1c5722c1d369