Bind service in onCreate

This cl puts the binding to onCreate instead of constructor, so
preference controller won't bind/unbind service without registering
Lifecycle.

Bug: 62105045
Test: RunSettingsRoboTests
Change-Id: I1e60d4b6ad7270aa5d04b7ec9fae1d3200fccc5f
Merged-In: I1e60d4b6ad7270aa5d04b7ec9fae1d3200fccc5f
2 files changed