Update:
Change Log:
https://chromium.googlesource.com/chromium/src/+log/70.0.3538.0..71.0.3539.0?pretty=fuller&n=10000

Suspecting: r587920?

@benwells: 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:
1. Providing suspect through 'Change-Log' because unable to perform bisect using 'per-revision' and 'chromium bisect' script.
2. Tried performing 'per revision' bisect on multiple Mac machines but unable to perform the same since getting following error:
   (a) Error message on Mac OS : Unable to find locale data files



Thank You!

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/72a1b530551a7f03144ffe660f2ee7d0fd2feaec

commit 72a1b530551a7f03144ffe660f2ee7d0fd2feaec
Author: Ben Wells <benwells@chromium.org>
Date: Wed Sep 05 22:10:15 2018

Fix broken chrome://apps context menu for Mac

Any platform that didn't support the App Info menu item would not show
the correct menu due to a bug in the menu construction logic.

Bug:  880257 
Change-Id: I26501b4968f65b089d9a17e25b036ccc1178d0d0
Reviewed-on: https://chromium-review.googlesource.com/1205921
Reviewed-by: calamity <calamity@chromium.org>
Commit-Queue: Ben Wells <benwells@chromium.org>
Cr-Commit-Position: refs/heads/master@{#589024}
[modify] https://crrev.com/72a1b530551a7f03144ffe660f2ee7d0fd2feaec/chrome/browser/resources/ntp4/apps_page.js

Updating milestones as the cl that caused the bug was merged into M70.

(will request merge after testing in canary)

Update :
Rechecked the above issue on Mac OS X(10.12.6,10.13.1,10.13.6) with latest Canary Chrome version : 71.0.3544.0 and the issue is Fixed.Hence adding TE Verified Labels.

Kindly refer the attached screen cast for reference.

Thank you..!!

Deleted: Fix_Issue.mov 1.3 MB

	Fix_Issue.mov 1.3 MB View Download

Your change meets the bar and is auto-approved for M70. Please go ahead and merge the CL to branch 3538 manually. Please contact milestone owner if you have questions.
Owners: benmason@(Android), kariahda@(iOS), geohsu@(ChromeOS), abdulsyed@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/01121fed1b89c686da0606f747ad808496d4d9e1

commit 01121fed1b89c686da0606f747ad808496d4d9e1
Author: Ben Wells <benwells@chromium.org>
Date: Mon Sep 10 08:27:02 2018

Fix broken chrome://apps context menu for Mac

Any platform that didn't support the App Info menu item would not show
the correct menu due to a bug in the menu construction logic.

TBR=benwells@chromium.org

(cherry picked from commit 72a1b530551a7f03144ffe660f2ee7d0fd2feaec)

Bug:  880257 
Change-Id: I26501b4968f65b089d9a17e25b036ccc1178d0d0
Reviewed-on: https://chromium-review.googlesource.com/1205921
Reviewed-by: calamity <calamity@chromium.org>
Commit-Queue: Ben Wells <benwells@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#589024}
Reviewed-on: https://chromium-review.googlesource.com/1214905
Reviewed-by: Ben Wells <benwells@chromium.org>
Cr-Commit-Position: refs/branch-heads/3538@{#202}
Cr-Branched-From: 79f7c91a2b2a2932cd447fa6f865cb6662fa8fa6-refs/heads/master@{#587811}
[modify] https://crrev.com/01121fed1b89c686da0606f747ad808496d4d9e1/chrome/browser/resources/ntp4/apps_page.js

Update :
Rechecked the above issue on Mac OS X(10.12.6,10.13.1,10.13.6,10.14) with Chrome version : 70.0.3538.16.0 and the issue is Fixed.Hence adding TE Verified Labels.

Kindly refer the attached screen cast for reference.

Thank you..!!

Deleted: Fixed_Behaviour.mov 2.5 MB

	Fixed_Behaviour.mov 2.5 MB View Download