GitLab

On Windows, Taskbar and Desktop icons are refreshed every time |OnProfileAvatarChanged|
notification is fired.

This CL only fires the notification |OnProfileAvatarChanged| when the profile
avatar image actually changes and avoids firing it otherwise.

Bug: 900374

Change-Id: I9c930a3eab9d59aa91c785715336d520dcc813c5
Reviewed-on: https://chromium-review.googlesource.com/c/1323711
Commit-Queue: Mihai Sardarescu <msarda@chromium.org>
Reviewed-by: Greg Thompson <grt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#607196}