C#: Only include unbound declarations in endpoints

Author: koesie10

csharp/ql/src/utils/modeleditor/ModelEditor.qll

@@ -27,7 +27,9 @@ private predicate isUninteresting(DotNet::Callable c) {
 class Endpoint extends DotNet::Callable {
   Endpoint() {
     [this.(Modifiable), this.(Accessor).getDeclaration()].isEffectivelyPublic() and
-    not isUninteresting(this)
+    not isUninteresting(this) and
+    this.isUnboundDeclaration() and
+    this.getDeclaringType().isUnboundDeclaration()
   }
 
   /**

csharp/ql/test/utils/modeleditor/FetchFrameworkModeMethods.expected

@@ -6,11 +6,8 @@
 | PublicGenericClass.cs:7:17:7:21 | stuff | GitHub.CodeQL.PublicGenericClass<,>#stuff(T) | false | supported | PublicGenericClass.cs | library |  | type | unknown | classification |
 | PublicGenericClass.cs:12:17:12:26 | stuff2<> | GitHub.CodeQL.PublicGenericClass<,>#stuff2<>(T2) | false | supported | PublicGenericClass.cs | library |  | type | unknown | classification |
 | PublicGenericInterface.cs:7:10:7:14 | stuff | GitHub.CodeQL.PublicGenericInterface<>#stuff(T) | false | supported | PublicGenericInterface.cs | library |  | type | unknown | classification |
-| PublicGenericInterface.cs:7:10:7:14 | stuff | GitHub.CodeQL.PublicGenericInterface<>#stuff(T) | false | supported | PublicGenericInterface.cs | library |  | type | unknown | classification |
-| PublicGenericInterface.cs:9:10:9:19 | stuff2<> | GitHub.CodeQL.PublicGenericInterface<>#stuff2<>(T2) | false | supported | PublicGenericInterface.cs | library |  | type | unknown | classification |
 | PublicGenericInterface.cs:9:10:9:19 | stuff2<> | GitHub.CodeQL.PublicGenericInterface<>#stuff2<>(T2) | false | supported | PublicGenericInterface.cs | library |  | type | unknown | classification |
 | PublicGenericInterface.cs:11:17:11:27 | staticStuff | GitHub.CodeQL.PublicGenericInterface<>#staticStuff(System.String) | false | supported | PublicGenericInterface.cs | library |  | type | unknown | classification |
-| PublicGenericInterface.cs:11:17:11:27 | staticStuff | GitHub.CodeQL.PublicGenericInterface<>#staticStuff(System.String) | false | supported | PublicGenericInterface.cs | library |  | type | unknown | classification |
 | PublicInterface.cs:7:10:7:14 | stuff | GitHub.CodeQL.PublicInterface#stuff(System.String) | false | supported | PublicInterface.cs | library |  | type | unknown | classification |
 | PublicInterface.cs:9:29:9:31 | get_PublicProperty | GitHub.CodeQL.PublicInterface#get_PublicProperty() | false | supported | PublicInterface.cs | library |  | type | unknown | classification |
 | PublicInterface.cs:9:34:9:36 | set_PublicProperty | GitHub.CodeQL.PublicInterface#set_PublicProperty(System.String) | false | supported | PublicInterface.cs | library |  | type | unknown | classification |