New API will be added in Native camera API.
Emit dbus signal for it.
[Version] 0.10.75
[Profile] Common
[Issue Type] New function
[Dependency module] N/A
[Dependency commit] N/A
[Test] [M(T) - Boot=(OK), sdb=(OK), Home=(OK), Touch=(OK), Version=tizen-mobile_20160913.1]
Change-Id: Icbbd3b1ec6f4292d1fba0906cd83b3aa1ffd9c1e
Signed-off-by: Jeongmo Yang <jm80.yang@samsung.com>