Check if notification is valid before it finally vibrates because it can be canceled as soon as enqeued

Test: Build and run StatusBarTest/_NotifyBuilder
Test: Set notification sound and vibration
Test: Make notification with + button, and cancel it with - button quickly
TEst: Check notification not vibrating

Change-Id: Ia21f45c165f863ed4143da3707b492c89e58387c
Signed-off-by: Seungho Lee <shiny.lee@samsung.com>
2 files changed