When a color picker from any game object is opened and clicked on eye dropper tool (which select any color from the screen) causes the editor to freeze,Refer attached video

Steps To Reproduce:
1. Create a new Project
2. Select >Directional light > Inspector > Light > Color
3. Select multiple times on Eye dropper in the color window.

Actual Result:
Editor freezes when Eye dropper tool is selected multiple times

Expected Result:
Eye dropper tool is selected multiple times and it selects any color from the screen

Occurring on:
2020.2.0a8, 2020.1.0b6, 2020.1.0a22

Working fine:
2020.1.0a21, 2019.3.7f1

Environment:
macOS 10.15 only