Chrome Version: 66.0.3359.66 (Official Build) Revision 39153890c35e9e94c7acdb48d4158630ab185c99-refs/branch-heads/3359@{#475} (32/64 Bit).
 	
OS: Win(7,8,8.1,10), Mac(10.12.6, 10.13.1, 10.13.4) and Linux(14.04 LTS).

What steps will reproduce the problem?
1. Launch chrome, open Dev-tools on NTP.
2. Go to Layers section from 'Customize and control Dev-tools > More tools'.
3. Observe.

Actual Result: Blank frame is seen under Layer tab.

Expected Result: Frame should display the respective web-page.

This is a regression issue, broken in M-67  series, Using the per-revision bisect providing the bisect results,

Good Build:66.0.3344.0(Revision:535593)
Bad Build:66.0.3345.0(Revision:536026)

You are probably looking for a change made after 535635 (known good), but no later than 535637 (first known bad).

CHANGE-LOG URL:

The script might not always return single CL as suspect as some perf builds might get missing due to failure.

https://chromium.googlesource.com/chromium/src/+log/e04a14f4769d6b33b32686ccc3414e917a625ae7..a5676deb1e679035678bc1ed997518cd226378b9

Suspect: https://chromium.googlesource.com/chromium/src/+/96f85b68747a679ea1ac4cd05d6743ae5f7142b7

skobes@:Could you please check whether this is caused with respect to your change, if not please help us in assigning it to the right owner.

Note: Issue is also seen on Dev build #67.0.3381.1 and Canary build #67.0.3382.0
   
Thank You!

 

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