1702977 - [Proton] The scroll bar should have a visual effect when performing the overscroll

Status: RESOLVED DUPLICATE of bug 1700169

(Core :: Panning and Zooming, enhancement, P3)

Description

[Andrei Purice]

Attachment: ovsc.mov

Tested on:
Nightly 89.0a1

TestedPlatform:
MacOS 10.14
MacOS 10.15

Have the following pref enabled:
"apz.overscroll.enabled" = "True"

Steps to reproduce:

1. Open any webpage (i.e. : www.google.com).
2. Scroll up and down with the mouse wheel in order to perform the overscroll
3. Check the scroll bar during this action

Expected Results:
The scroll bar should have some sort of effect so that the user knows it's interractiong correctly with it.

Actual Results:
The scroll bar remains unchanged during the overscroll

Notes:
In the attached video you can see the static effect on Firefox Nightly and Chrome (upper left and bottom right screen) in comparison to Safari (upper right corner).
Not a regression since the feature was added in Nightly 89.

Comment 1

[Botond Ballo [:botond]]

Already on file as bug 1700169.