Remove unnecessary components after all the refactoring.

volatility/framework/interfaces/configuration.py

@@ -100,47 +100,3 @@ class ConfigurableInterface(validity.ValidityRoutines):
     def validate(cls, context, config_path):
         return all([requirement.validate(context, config_path) for requirement in cls.get_requirements() if
                     not requirement.optional])
-
-
-class RequirementTreeNode(validity.ValidityRoutines):
-    def __init__(self, requirement = None):
-        validity.ValidityRoutines.__init__(self)
-        if requirement is not None:
-            self._check_type(requirement, RequirementInterface)
-        self.requirement = requirement
-
-    def traverse(self, visitor, config_path = None, short_circuit = False):
-        """Applies the function visitor to each node
-
-        The visitor callable should have a signature of visitor(node, config_path) => Bool
-
-        When short_circuit is True:
-          RequirementChoices will stop as soon as one traversal responds with True
-          RequirementLists will stop as soon as one traversal responds with False
-        When short_circuit is False the return value of children are always ignored
-
-        Returns the result from visitor applied to the node
-        """
-
-
-class HierachicalVisitor(validity.ValidityRoutines):
-    def branch_enter(self, node, config_path):
-        """Called on entering a branch of a tree
-
-           Returns a boolean indicating whether to process any children of this node
-        """
-        return True
-
-    def branch_leave(self, node, config_path):
-        """Called on leaving a branch of a tree
-
-           Returns a boolean indicating whether to process any further siblings of this node
-        """
-        return True
-
-    def __call__(self, node, config_path):
-        """Designed to be called on each LEAF node in a tree
-
-           Returns a boolean indiciating whether to process any further siblings of this node
-        """
-        return True