Reland "Refine FocusHandlingTest" This reverts commit 89c1adff9f3e9a7f419737fca1404487c87703ba. Since CL[1] fixed the original issue, re-land the CTS refinement to align with the framework change and test expectation. [1]: I45a9814d812ad906f417c24200fd4219959e2423 Bug: 152373385 Bug: 155781821 Test: atest FocusHandlingTest Change-Id: Ie029c109e257be81a1ad6327a706bb6bc1e8316c