Laggy transition of ripple and selectionBar inside paper-tabs when rendering too long list on Chrome Android

[motss]

Expected outcome

Ripple animation runs smoothly when clicking on tabs that renders very long list on Chrome Android.
Selection bar runs smoothly when new tab is selected.

Actual outcome

Rendering too long list causes laggy ripple animation in paper-tabs.
Rendering too long list causes selection bar to not transition smoothly to the selected tab that renders long list.

Demo to reproduce on Chrome Android.

http://jsbin.com/darugukavi/1/edit?html,output

[blasten]

This seems to be an issue with paper-ripple. I moved your issue to PolymerElements/paper-ripple#77