Chrome Version:56.0.2922.0 (Official Build) 4793d9335b9ce611e2deb40863793fa785773200-refs/heads/master@{#432511}
OS:Mac(10.11.6,10.12.1)

What steps will reproduce the problem?
(1) Lunch chrome, navigate to http://foersom.com/net/HowTo/data/OoPdfFormExample.pdf
(2) Click on Print icon(print preview opened and observe

Actual: Webview process of pdf viewer crashed.
Expected: Webview process of pdf viewer should not crash

Crash ID 84484649-521d-4c6f-acaf-ff3ddf8ede15 (Server ID: 95faaaaf00000000)

This is a regression issue, broken in 'M-56', will soon update the other info:
Good build:56.0.2920.0
Bad build:56.0.2922.0