Chrome Version: 72.0.3624.0 (Official Build) Revision ecf0ae78590173baab05059a89e855b6813588dd-refs/branch-heads/3624@{#1}(64-bit)
OS:Mac (10.13.1, 10.13.6, 10.14.2) 

Test URL:https://chrome.google.com/webstore/detail/cloudy-calculator/acgimceffoceigocablmjdpebeodphgc?utm_source=chrome-ntp-icon
Steps to reproduce:
1. Launch chrome and Navigate to above URL.
2. Download the extension and click on extension.
3. Observe 'Dock window' in extension overlay. 

Actual Result   : Default focus is not seen on 'Dock window' in extension overlay.  
Expected Result : Default focus  should be seen on 'Dock window' in extension overlay. 

This is a regression issue broken in M-67 and below is the bisect information:
Good Build : 67.0.3362.0  (Revision : 540778) 
Bad Build :  67.0.3364.0  (Revision : 541279)

You are probably looking for a change made after 540879 (known good), but no later than 540880 (first known bad).
CHANGELOG 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/7bea94e12121bc43c45d68779803b5628f7ebbf1..a0259b3ae165b0673416f02848bed75082d639f4

Suspecting: https://chromium.googlesource.com/chromium/src/+/a0259b3ae165b0673416f02848bed75082d639f4

@Robert Liao: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.	

Kindly refer the attached screencast.

Thank You!
 
 

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	actual-result.mov 6.9 MB View Download

Deleted: expected-result.mov 4.8 MB

	expected-result.mov 4.8 MB View Download