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Use waitForHandlerAction for less busy waits
We can't completely replace waitUntilPhoneState with this because handler actions sometimes occur besides transitioning into the expected state, but we can replace waitForMs with this so that we don't wake every 10 ms. Bug: 78297012 Test: ran the test Change-Id: I8d43b51a59f0c3fe9d47fe61e63742f3173925ff