Final touch.

Author: Mrblackey

Rubberduck.Core/UI/Command/Refactorings/RefactorExtractInterfaceCommand.cs

@@ -34,12 +34,5 @@ private bool SpecializedEvaluateCanExecute(object parameter)
             }
             return ((ExtractInterfaceRefactoring)Refactoring).CanExecute(_state, activeSelection.Value.QualifiedName);
         }
-
-        private static readonly IReadOnlyList<DeclarationType> ModuleTypes = new[]
-        {
-            DeclarationType.ClassModule,
-            DeclarationType.UserForm,
-            DeclarationType.Document,
-        };
     }
 }

RubberduckTests/CodeExplorer/CodeExplorerViewModelTests.cs

@@ -254,8 +254,8 @@ public bool AddUserDocument_CanExecuteBasedOnProjectType(ProjectType projectType
         [TestCase(ComponentType.Document, ExpectedResult = true)]
         [TestCase(ComponentType.MDIForm, ExpectedResult = true)]
         [TestCase(ComponentType.PropPage, ExpectedResult = true)]
-        [TestCase(ComponentType.RelatedDocument, ExpectedResult = false, Ignore = "Module doesn't contain members")]
-        [TestCase(ComponentType.ResFile, ExpectedResult = false, Ignore = "Module doesn't contain members")]
+        [TestCase(ComponentType.RelatedDocument, ExpectedResult = false, Ignore = "Project doesn't contain selectable modules")]
+        [TestCase(ComponentType.ResFile, ExpectedResult = false, Ignore = "Project doesn't contain selectable modules")]
         [TestCase(ComponentType.StandardModule, ExpectedResult = false)]
         [TestCase(ComponentType.Undefined, ExpectedResult = true)]
         [TestCase(ComponentType.UserControl, ExpectedResult = true)]