Whenever the bubble bar is unstashed and taskbar is present, the
translationY of the bubble bar is now adjusted so that it is aligned
with the taskbar.
Demo: http://recall/-/bJtug1HhvXkkeA4MQvIaiP/e3dlacSsSebQfEFTEt10JM
Fixes: 286247080
Test: Manual:
- Add bubbles to the bubble bar.
- On home observe the bar is aligned with hotseat
- Switch to overview and observe the bar is aligned with taskbar
- Go back to home. Bar aligns with hotseat.
- Launch an app. Swipe up to load taskbar. Bar is aligned with taskbar.
- Go back to home. Bar aligns with hotseat.
Change-Id: I93c2232d4862be4c97e36ddb6c9d680b01e555ad
Liran Binyamin
d76a9d9240