base

fix return value scale of notifyANR()

fix return value scale of notifyANR()
from milliseconds to nanoseconds when windowState is not null
This prevent unintended frequent method calls of notifyANR()
in a very short time.

Change-Id: Icc1f363b3ed3538821a42c080809567473bfb833
Signed-off-by: Baik Han <baik.han@lge.com>