Update BubbleViewInfoTask to verify that the state hasn't changed after the...

Update BubbleViewInfoTask to verify that the state hasn't changed after the task was scheduled or while it is running.
Without this there is a race condition that causes the task to inflate a bubble incorrectly, e.g. without a dot path, which then leads to an NPE trying to render the dot.

Bug: 269670598
Test: Tested on a physical device
Change-Id: Ib2cbd4ef0fd2a33766620a0997f130eb4b8bb86f