[HOW] remove status bar clock for Xperia S?

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http://forum.xda-developers.com – Hello, I think we don't need clock in status bar cause everyone use some kind of widget that provide us with time information so I try to remove it by deleting line <com.android.systemui.statusbar.policy.Clock android:textAppearance="@style/TextAppearance.StatusBar.Clock" android:gravity="left|center" android:id="@id/clock" android:paddingLeft="6.0dip" android:layout_width="wrap_content" android:layout_height="fill_parent" android:singleLine="true" /> from res/layout/status_bar.xml in SystemUI.apk file. I reco (HowTos)