rely on hidden property from LikedField

Author: javeleon

espresso/src/com.oracle.truffle.espresso/src/com/oracle/truffle/espresso/impl/Field.java

@@ -50,14 +50,12 @@ public final class Field extends Member<Type> implements FieldRef {
     private final LinkedField linkedField;
     private final ObjectKlass holder;
     private volatile Klass typeKlassCache;
-    private final boolean hidden;
 
     @CompilationFinal private Symbol<ModifiedUTF8> genericSignature = null;
 
-    public Field(ObjectKlass holder, LinkedField linkedField, boolean hidden) {
+    public Field(ObjectKlass holder, LinkedField linkedField) {
         this.linkedField = linkedField;
         this.holder = holder;
-        this.hidden = hidden;
     }
 
     @Override
@@ -66,9 +64,6 @@ public Symbol<Name> getName() {
     }
 
     public Symbol<Type> getType() {
-        if (hidden) {
-            return null;
-        }
         return linkedField.getType();
     }
 
@@ -89,7 +84,7 @@ public Symbol<ModifiedUTF8> getGenericSignature() {
     }
 
     public boolean isHidden() {
-        return hidden;
+        return linkedField.isHidden();
     }
 
     public JavaKind getKind() {

espresso/src/com.oracle.truffle.espresso/src/com/oracle/truffle/espresso/impl/ObjectKlass.java

@@ -163,11 +163,11 @@ public ObjectKlass(EspressoContext context, LinkedKlass linkedKlass, ObjectKlass
         System.arraycopy(skFieldTable, 0, fieldTable, 0, skFieldTable.length);
         localFieldTableIndex = skFieldTable.length;
         for (int i = 0; i < lkInstanceFields.length; i++) {
-            Field instanceField = new Field(this, lkInstanceFields[i], lkInstanceFields[i].isHidden());
+            Field instanceField = new Field(this, lkInstanceFields[i]);
             fieldTable[localFieldTableIndex + i] = instanceField;
         }
         for (int i = 0; i < lkStaticFields.length; i++) {
-            Field staticField = new Field(this, lkStaticFields[i], false);
+            Field staticField = new Field(this, lkStaticFields[i]);
             staticFieldTable[i] = staticField;
         }
 
@@ -1117,7 +1117,7 @@ public void redefineClass(ChangePacket packet, List<ObjectKlass> refreshSubClass
                         for (LinkedField instanceField : instanceFields) {
                             if (instanceField.getName().equals(outerField.getName())) {
                                 // replace with new field
-                                fieldTable[i] = new Field(this, instanceField, false);
+                                fieldTable[i] = new Field(this, instanceField);
                             }
                         }
                     }