API changes:

- Remove contract.get_functions_overridden_by
- Add function.functions_shadowed

slither/core/declarations/contract.py

@@ -163,17 +163,6 @@ def functions_and_modifiers_not_inherited(self):
         '''
         return self.functions_not_inherited + self.modifiers_not_inherited
 
-    def get_functions_overridden_by(self, function):
-        '''
-            Return the list of functions overriden by the function
-        Args:
-            (core.Function)
-        Returns:
-            list(core.Function)
-
-        '''
-        candidates = self.functions_inherited
-        return [f for f in candidates if f.name == function]
 
     @property
     def all_functions_called(self):

slither/core/declarations/function.py

@@ -319,6 +319,18 @@ def full_name(self):
         name, parameters, _ = self.signature
         return name+'('+','.join(parameters)+')'
 
+    @property
+    def functions_shadowed(self):
+        '''
+            Return the list of functions shadowed
+        Returns:
+            list(core.Function)
+
+        '''
+        candidates = [c.functions_not_inherited for c in self.contract.inheritance]
+        candidates = [candidate for sublist in candidates for candidate in sublist]
+        return [f for f in candidates if f.full_name == self.full_name]
+
 
     @property
     def slither(self):