Android SystemUI glitches in Lollipop

Question

This bug only occurs on my Nexus 5 and my Nexus 7 running Lollipop.

EDIT

This bug also occurs in the new <

Answer 1

Call request layout on DecorView after rendering:

getActivity().getWindow().getDecorView().requestLayout();

I call it using postDelay() in WebViewClient.onPageFinished(). It's not a perfect solution (just a workaround) but maybe better way like LAYER_TYPE_SOFTWARE.