Revert "Move A11y events throttling away from View(RootImpl)"

This reverts commit e4d31b3c103045d5b2b141a05084dced595cc64f.

Fixes: 71904218
Test: presubmit
Change-Id: Id73bde1a0c11696cf561c84cde027cdca4c6a00f
17 files changed