Summary:
The idea behind this change it to couple together menu item title
and handler. The code becomes simpler and easier to maintain, but
also makes it possible to extend dev menu in the future.
@public
Test Plan:
All menu items works as before.
Changed websocket executor class name and made sure that when the class
is missing we get nice error message.
Alex Kotliarskyi
Tadeu Zagallo
Nick Lockwood