Revert "Enable secondary_user_on_secondary_display for CtsWebkitTestCases" This reverts commit 26c70f9b72a8c831e00b2643bb10a3d5d05441ce. Reason for revert: Droidmonitor created revert due to b/366350440. Will be verifying through ABTD before submission. Change-Id: Ie786dbd56a4eb33514c571165fd015a8e12566de