Merge changes from topic "clock_cherrypick_fixes" into tm-qpr-dev

* changes:
  [DO NOT MERGE] Initialize TimeZone during DefaultClockProvider init
  [DO NOT MERGE] Correct large clock position
  [DO NOT MERGE] Additional Tests for DefaultClock
  [DO NOT MERGE] Update DefaultClockProvider colors
  [DO NOT MERGE] Moving Text Protection to Clock Event Controller
  [DO NOT MERGE] Adding Region Sampler to Animatable Clocks
  [DO NOT MERGE] Revert "[DO NOT MERGE]Revert "Migrate KeyguardClockSwitch to new..."