Rename builtin type 'TruffleObject' to 'foreign'.

Author: fangerer

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/PythonBuiltinClassType.java

@@ -29,13 +29,14 @@
 
 import com.oracle.graal.python.PythonLanguage;
 import com.oracle.graal.python.builtins.objects.type.LazyPythonClass;
+import com.oracle.graal.python.nodes.BuiltinNames;
 import com.oracle.truffle.api.CompilerAsserts;
 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
 import com.oracle.truffle.api.object.Shape;
 
 public enum PythonBuiltinClassType implements LazyPythonClass {
 
-    TruffleObject("truffle_object"),
+    TruffleObject(BuiltinNames.FOREIGN),
     Boolean("bool", "builtins"),
     GetSetDescriptor("get_set_desc"),
     PArray("array", "array"),

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/type/TypeNodes.java

@@ -72,7 +72,6 @@
 import com.oracle.graal.python.builtins.objects.type.TypeNodesFactory.GetTypeFlagsNodeGen;
 import com.oracle.graal.python.builtins.objects.type.TypeNodesFactory.IsSameTypeNodeGen;
 import com.oracle.graal.python.builtins.objects.type.TypeNodesFactory.IsTypeNodeGen;
-import com.oracle.graal.python.nodes.BuiltinNames;
 import com.oracle.graal.python.nodes.PGuards;
 import com.oracle.graal.python.nodes.PNodeWithContext;
 import com.oracle.graal.python.nodes.SpecialMethodNames;
@@ -274,10 +273,6 @@ public static String doSlowPath(Object obj) {
             if (obj instanceof PythonManagedClass) {
                 return ((PythonManagedClass) obj).getName();
             } else if (obj instanceof PythonBuiltinClassType) {
-                // TODO(fa): remove this special case
-                if (obj == PythonBuiltinClassType.TruffleObject) {
-                    return BuiltinNames.FOREIGN;
-                }
                 return ((PythonBuiltinClassType) obj).getName();
             } else if (PGuards.isNativeClass(obj)) {
                 return (String) CExtNodes.GetTypeMemberNode.doSlowPath(obj, NativeMemberNames.TP_NAME);