Chrome Version: 56.0.2924.21 (Official Build) 4d0fd85f092f947ef72046f62e953ecf44d5e64a-refs/branch-heads/2924@{#401} (32/64-bit)
OS: Windows (7,8,10), Mac (10.11.6, 10.12.1), Linux (14.04 LTS)

What steps will reproduce the problem?
1) Launch chrome, go to chrome://dino and zoom in the page to 300%.
2) Now press Spacebar key and observe.

On pressing Spacebar key, unnecessary page scrolls down.

On pressing Spacebar key, page should not scroll down.

This is a Non-Regression issue seen from M-56 series (Chrome version: 56.0.2917.0)

Note: chrome://dino page has been introduced from #56.0.2917.0
 

Deleted: dino_actual.mov 3.3 MB

dino_actual.mov 3.3 MB Download