Merge "Enable test harness flag before the test"

        <!-- prevents the phone from restarting -->

        <option name="force-skip-system-props" value="true" />

        <!-- set WM tracing verbose level to all -->

        <option name="run-command" value="adb shell cmd window tracing level all" />

        <option name="run-command" value="cmd window tracing level all" />

        <!-- inform WM to log all transactions -->

        <option name="run-command" value="adb shell cmd window tracing transaction" />

        <option name="run-command" value="cmd window tracing transaction" />

        <!-- restart launcher to activate TAPL -->

        <option name="run-command" value="setprop ro.test_harness 1 ; am force-stop com.google.android.apps.nexuslauncher" />

    </target_preparer>

    <target_preparer class="com.android.tradefed.targetprep.DeviceCleaner">

        <!-- keeps the screen on during tests -->

        <!-- reboot the device to teardown any crashed tests -->

        <option name="cleanup-action" value="REBOOT" />

    </target_preparer>

    <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">