Asset Selector window closes instead of hiding objects on clicking on Hidden icon in Linux

Steps to reproduce:
1. Create a new Project
2. Hierarchy > right-click > 2D > Sprite
3. Click on New Sprite > Inspector > Sprite Renderer > Sprite > Asset Selector icon
4. Hover mouse on hidden package icon and click on it while tooltip is presented

Expected Result: Hidden packages should be visible or visible packages should be hidden

Actual result: Asset Selector window closes

Reproducible on: 2020.1.0a5

Working Fine on: 2020.1.0a4, 2019.3.0b4

Environment: Linux (ubuntu 16.04 LTS)

Work Around: Maximise Asset Selector window