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,navigate to NTP and open devtools
2. Now open new tab and again open devtools and go to 'Application' section and expand IndexedDB arrow 
3. Now expand 'esp-newtab..'option and click on 'items'
4. Now click on 'Clear object store' and click on 'Refresh' button continuously,observe 'Clear object store' button

Actual: Unwanted flickering of 'Clear object store' button is seen after clicking on 'Refresh' button
Expected: Unwanted flickering of 'Clear object store' button should not be seen after clicking on 'Refresh' button

This is regression issue, broken in ‘M 65’ and below is the bisect info :
Good build: 65.0.3288.0  (Revision: 522667).
Bad build: 65.0.3289.0 (Revision: 522956).

You are probably looking for a change made after 522686 (known good), but no later than 522687 (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/1c307cc3013b72f716ac0ddd83373818f6d6e1ee..f249e41fef643bb8de115ba0363d1c18cb91a0d1

Suspect : https://chromium.googlesource.com/chromium/src/+/f249e41fef643bb8de115ba0363d1c18cb91a0d1

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

@eostroukhov- 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 # 68.0.3418.2).

Thanks!
 

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