"copy value" from variables debugger window not working #624

When in debug mode I open contextual menu to Copy value from variable and this does not work.

Environment

• Operating System: Windows 10 (Windows_NT x64)
• JDK version: java version "1.8.0_221"
• Visual Studio Code version: 1.36.1
• Java extension version: 0.47.0 (redhat.java)
• Java Debugger extension version: 0.20.0 (vscjava.vscode-java-debug)

Steps To Reproduce

1.- Press F5 to start debugging session
2.- Go to VARIABLES panel and rigth click to show contextual menu on a variable
3.- select Copy Value

Current Result

copy value from menu is disable

Expected Result

copy value from menu as enable

Additional Informations

this ticket is related with this one
microsoft/vscode-python#1398

https://user-images.githubusercontent.com/38342960/38767732-4cf57758-3fe7-11e8-9c04-fdb1195fbd94.png