Disable zygote if sandboxing is disabled.
Original patches:
1) Provide mechanism for disabling zygote process
http://165.213.202.130:8080/#/c/69365/
2) Provide mechanism for disabling sandbox process
http://165.213.202.130:8080/#/c/69549/
3) fixup! Provide mechanism for disabling Sandbox-IPC process.
http://165.213.202.130:8080/#/c/71123/4/
Bug: http://107.108.218.239/bugzilla/show_bug.cgi?id=5385
Reviewed by: Antonio Gomes, Piotr Tworek
Change-Id: Ibaff8775a21e2eafd93b9c52184e7868452ab183
Signed-off-by: hyunjune.kim <hyunjune.kim@samsung.com>