8196308: Update tests AllLineLocations and ClassesByName to use TestScaffold instead of JDIScaffold.
Summary: This is a subtask of JDK-4916621: update tests still using JDIScaffold to us TestScaffold instead.
Reviewed-by: sspitsyn, gthornbr
Welcome to OpenJDK!
===================
For information about building OpenJDK, including how to fully retrieve all
source code, please see either of these:
* doc/building.html (html version)
* doc/building.md (markdown version)
See http://openjdk.java.net/ for more information about OpenJDK.