extensions: remove dead code
enabled used to be a boolean, and somehow that bit of code inadvertently
slipped through during a refactoring. Effectively dead code, as the
condition can never be triggered.
adding a/b/c/d/x
adding a/b/c/d/y
adding a/b/c/d/z
moving a/b/c/d/x to z/b/c/d/x
moving a/b/c/d/y to z/b/c/d/y
moving a/b/c/d/z to z/b/c/d/z