[Android]requestFeature() must be called before adding content

public void onCreate(Bundle savedInstanceState){

super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
view = new MainView(getBaseContext());

SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(this);
view.hasSaveState =settings.getBoolean("save_state",false);
if (savedInstanceState != null) {
if (savedInstanceState.getBoolean("hasState")) {
//load();
}
}
setContentView(view);
}

requestWindowFeature(Window.FEATURE_NO_TITLE);