Assigning to the concern owner from Predator results --
The result is a list of CLs that change the crashed files. 

Author: rego
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/03bd67fe0ded2c7031eb1c3efb39150056737492
Time: Thu Feb 02 08:40:23 2017
Lines 440 of file HTMLElement.cpp which potentially caused crash are changed in this cl (frame #0, "content_shell!blink::HTMLElement::attributeChanged+0x4e").
Minimum distance from crash line to modified line: 0. (file: HTMLElement.cpp, crashed on: 440, modified: 440).

@rego -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.