Integrate DisplayLayout for Tutorial window of One handed mode

WindowManager#getCurrentWindowMetrics() will update later than
display layout changes, change to using DisplayLayout instead of using
 getCurrentWindowMetrics to prevent getting incorrect display sise.

Bug: 182281431

Test: manual
Test: atest WMShellUnitTests
Change-Id: I346887a6583a57403464f630a932d27a2182680f