Chrome Version: 67.0.3379.0 (Official Build) Revision: 1a1fb435932e9d87bebcdb0a0b2c5e2f3de3a694-refs/heads/master@{#545319} (32/64-bit)
OS: Windows (7, 8, 8.1, 10), Mac(10.12.6, 10.13.1, 10.13.4), Linux (14.04 LTS)

What steps will reproduce the problem?
(1) Launch Chrome, open Developer tools and press F1 to open settings in devtools window.
(2) Select "Dark" Theme from drop down list and close settings.
(3) Now click on 'Customize and control Devtools' menu (3 dot menu) and hover the mouse on 'Dock to right' icon and observe.

Actual Result: Blue highlight is not seen on 'Dock to right' icon when devtools is opened in 'Dock to right' mode.

Expected Result: 'Dock to right' icon should have blue highlight when devtools is opened in 'Dock to right' mode.

This is a regression issue, broken in 'M-67' and providing the bisect using per-revision bisect.

Good Build: 67.0.3373.0(Revision: 543880)
Bad Build:  67.0.3374.0(Revision: 543949)

You are probably looking for a change made after 543895 (known good), but no later than 543896 (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/464a588722dbc27fa7e9acdec1cd7708351ddccf..034d1f904bac1d3344140a592b4936da32cca079

Suspect: https://chromium.googlesource.com/chromium/src/+/034d1f904bac1d3344140a592b4936da32cca079

@pfeldman: 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: This issue is also seen on M-67 Dev (build #67.0.3377.1).

Thank you!
 

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