Merge "Close the returned file descriptior (1/n)"

import android.content.pm.PackageInstaller;

import android.content.rollback.RollbackInfo;

import android.content.rollback.RollbackManager;

import android.os.ParcelFileDescriptor;

import android.provider.DeviceConfig;

import android.text.TextUtils;

import com.android.cts.rollback.lib.RollbackUtils;

import com.android.internal.R;

import libcore.io.IoUtils;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

    }

    private void runShellCommand(String cmd) {

        InstrumentationRegistry.getInstrumentation().getUiAutomation()

        ParcelFileDescriptor pfd = InstrumentationRegistry.getInstrumentation().getUiAutomation()

                .executeShellCommand(cmd);

        IoUtils.closeQuietly(pfd);

    }

}