Using Chrome version Version 52.0.2743.116 (64-bit) for MAC started getting this issue in the console.
handsontable.full.js:10892 Handling of ‘wheel’ input event was delayed for 167 ms due to main thread being busy. Consider marking event handler as ‘passive’ to make the page more responive.
The version I am using is PRO 1.5, but been able to replicate using 1.0, here is a JS Fiddle.