Project Completion_Tooltip_Customization no longer works for VS 2022

[wmjordan]

Installed products

• Visual Studio 2022 17.6

Description

Project Completion_Tooltip_Customization does not work.

Steps to recreate

A:

1. Open the solution with Vs 2022.
2. The compilation will fail.

B:

1. Create a new VSIX project with VS 2022.
2. Copy CompletionTooltipCustomization.cs file into that project.
3. Add necessary assembly references from NuGet.
4. The project compiled.
5. GetUIElement is never called.

Current behavior

Does the extension point of IUIElementProvider<Completion, ICompletionSession> exists in VS 2022 any more?
Is it gone?
What's the substitution?