Some of the common logic related to exclusion zone calculation moved to
parent class. Update the bubble bar controller based on the refactor.
Bug: 330585402
Flag: ACONFIG com.android.wm.shell.enable_bubble_bar DEVELOPMENT
Test: run shell unit tests, manual test
Change-Id: I5910f76f26aaf6d15a5f6f7c1399b36b80296aeb