How to safely turn WebView zooming on and off as needed

Question

As mentioned in this unanswered question: WebView throws Receiver not registered: android.widget.ZoomButtonsController

By turning the WebView zoom controls on and of

Answer 1

Add this to your activity:

@Override
  public void finish() {
      ViewGroup view = (ViewGroup) getWindow().getDecorView();
      view.removeAllViews();
      super.finish();
}