Chrome Version: 68.0.3424.0 (Official Build)Revision 7b31b2ed3f03336596e6193a8e93fd961bd06c03-refs/branch-heads/3424@{#1} 32/64-bit.
OS: Windows (7,8,8.1,10),Linux (14.04 LTS),Mac OS X(10.12.6,10.13.1,10.13.5).

What steps will reproduce the problem?
1. Launch Chrome and navigate to few webpages so that history gets generated.
2. Go to chrome://history page and press ‘Tab’ key till focus reaches to checkbox.
3. Now observe the grey focus highlight on checkbox. 

Actual: Grey focus highlight seems to be faint on checkbox.
Expected: Grey focus highlight should seen properly on checkbox.

NOTE: Grey focus highlight is seen properly for ‘Actions’ icon.

This is a regression issue, broken in M-68 series, below is manual regression range.

Good build: 68.0.3417.0 (Revision: 555218)
Bad build: 68.0.3418.0 (Revision: 555651)

Using the per-revision bisect providing the bisect results:

You are probably looking for a change made after 555616 (known good), but no later than 555617 (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/d8db9d476e01445b7ebceb6f0ebf8d4b4a6cca9f..60e415ebada6e68f282b74dfcd6cb08d48d709f4

Suspecting: https://chromium.googlesource.com/chromium/src/+/60e415ebada6e68f282b74dfcd6cb08d48d709f4

@scottchen: Could you please look into the issue, pardon me if it has nothing to do with your changes and if possible please assign it to concern owner.

Kindly review the attached screen-cast for reference.

Thank you.
 

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	Actual behavior.mov 2.9 MB View Download

Deleted: Expected behavior.mov 1.6 MB

	Expected behavior.mov 1.6 MB View Download