Google Chrome	51.0.2701.0 (Official Build) dev (64-bit)
Platform	8178.0.0 (Official Build) dev-channel lulu

Please specify Cr-* of the system to which this bug/feature applies (add
the label below).

Steps To Reproduce:
Press Alt+shift+i or open Report an issue from wrench->help


Expected Result:
Should open Feedback window.

Actual Result:
failed to open feedback window.
Its reproduced on lulu but not reproduced on minnie.

How frequently does this problem reproduce? (Always, sometimes, hard to
reproduce?)
100%
What is the impact to the user, and is there a workaround? If so, what is
it?

Please provide any additional information below. Attach a screen shot or
log if possible.