Remove ExecutionInvoker

ExecutionInvoker is no longer really needed, due to the previous DAP
refactoring.  This patch removes it in favor of an ordinary function.
One spot (the 'continue' request) could still have used it, but is
more succinctly expressed as a lambda.

Reviewed-by: Kévin Le Gouguec <legouguec@adacore.com>


4 files changed