Version: 68.0.3418.0 (Official Build) Revision	5319d9b60c08fee2ca45593c7a67688408ce5d73-refs/heads/master@{#555651}(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,navigate to chrome://settings/siteData and see to it you have enough cookie entries so as scroll bar appears.
2. Now scroll down to last item in cookie list and try to delete it,observe
 
Actual: Page gets auto scroll after deleting last item from cookie list
Expected: Page shouldn't get auto scroll after deleting last item from cookie list

This is regression issue, broken in ‘M 64’ and below is the bisect info :
Good build: 64.0.3242.0  (Revision: 509212).
Bad build: 64.0.3243.0 (Revision: 509636).

You are probably looking for a change made after 509479 (known good), but no later than 509480 (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/3101a17d52c9efcf6de5a06ab576eb3f5e36711f..13ea87b2521c7d21cf5f9d7e1fd5bea64ca428f2

Suspect : https://chromium.googlesource.com/chromium/src/+/13ea87b2521c7d21cf5f9d7e1fd5bea64ca428f2

From the CL above, assigning the issue to the concern owner 

@dschuyler- 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 reproducible on M-66 Stable (build # 66.0.3359.139),M-67 Beta (build # 67.0.3396.30) and M-68 Dev (build # 68.0.3409.2).

Thanks!
 

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