Hide superfluous 'Android system' header in Quite mode dialog

import android.util.Log;

import android.view.LayoutInflater;

import android.view.View;

import android.view.Window;

import android.widget.TextView;

import com.android.internal.R;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        // As this activity has nothing to show, we should hide the title bar also

        // TODO: Use AlertActivity so we don't need to hide title bar and create a dialog

        requestWindowFeature(Window.FEATURE_NO_TITLE);

        Intent intent = getIntent();

        mReason = intent.getIntExtra(EXTRA_UNLAUNCHABLE_REASON, -1);

        mUserId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_NULL);