@Override
 protected void onSaveInstanceState(Bundle outState) {
   super.onSaveInstanceState(outState);
   if (mXWalkView != null) {
     mXWalkView.saveState(outState);
   }
 }
 @Override
 protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   getWindow()
       .setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
   setContentView(R.layout.activity_xwalk_view_with_window_secure);
   mXWalkView = (XWalkView) findViewById(R.id.xwalk_view);
 }
 @Override
 protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   setContentView(R.layout.activity_xwalk_view_with_theme_color);
   mXWalkView = (XWalkView) findViewById(R.id.xwalk_view);
 }
 @Override
 protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   setContentView(R.layout.activity_xwalk_view_with_long_click);
 }
 @Override
 protected void onRestoreInstanceState(Bundle savedInstanceState) {
   super.onRestoreInstanceState(savedInstanceState);
   mStoredBundle = savedInstanceState;
 }
 @Override
 protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   setContentView(R.layout.activity_xwalk_view_with_on_received_httpauth_request);
 }