Activity restarts with resolution change, page UI doesnt change

Activity restart doesn't update the page layout, it measure the layout according to last density not the one which has been selected from device setting's resolution change option.

Steps to Reproduce

1. open xamarin forms app
2. put app in background and go to settings
3. search for device resolution option
4. change it to other resolution and open the app from background
5. check the page resolution

Class where the cache issue is : https://github.com/xamarin/Xamarin.Forms/blob/master/Xamarin.Forms.Platform.Android/ContextExtensions.cs

property name : s_displayDensity

Expected Behavior

Actual Behavior

Basic Information

• Version with issue:

• Last known good version:

• IDE:

• Platform Target Frameworks:

  • iOS: 10.0
  • Android: 7.0

• Affected Devices: Samsung devices, not sure about other devices