#962 unfortunately was ported from Source Depot files dated in November, and needs to be updated for the latest files.

/cc @raghushantha

First I'm updating the mapping.json:

> git diff --name-status master...848374599 -- .\monad\src\oneget\ | Select-String -NotMatch -Pattern "^M"

• A monad/src/oneget/PowerShell.Module/Utility/WebProxy.cs
• A monad/src/oneget/providers/inbox/NugetLightProvider/Utility/ProgressTracker.cs