Merge "GpuService: add RootTargetPreparer to gpuservice_unittest"

        <option name="cleanup" value="true" />

        <option name="push" value="gpuservice_unittest->/data/local/tmp/gpuservice_unittest" />

    </target_preparer>

    <target_preparer class="com.android.tradefed.targetprep.RootTargetPreparer" />

    <option name="test-suite-tag" value="apct" />

    <test class="com.android.tradefed.testtype.GTest" >

        <option name="native-test-device-path" value="/data/local/tmp" />