Add new gesture toggle at:
Settings > System > Gesture > Swipe for notification
Bug: 154080211
Test: manual check Settings > System > Gesture > Swipe for notifications
Test: manual check it is disabled after One-handed mode toggled on
Test: make RunSettingsRoboTests ROBOTEST_FILTER=\
"SwipeBottomToNotificationSettingsTest"
Test: make RunSettingsRoboTests ROBOTEST_FILTER=\
"SwipeBottomToNotificationPreferenceControllerTest"
Change-Id: Iec18dfd323981ae7489d142b79c6035f3499eb91
preference by System Property flag configuration.
To check System Property flag "support_one_handed_mode" configuration
then enable(visible) or disable(invisible) all one-handed settings
preference.
Bug: 154290458
Test: manual
Test: RunSettingsRoboTests
Change-Id: Ib6ed12dd65e66747e53b6333574ba0ad5be3c6e0
status in Settings > System > Gesture > One-Handed.
To override getSummary() method to display on/off status in
One-Handed preference item’s second line.
Bug: 154600203
Test: manual
Change-Id: Ic9a5b74fbca041a08e712d5529b66e672f0c74ab