Remove unnecessary cast to JSDynamicObject.

Author: woess

graal-js/src/com.oracle.truffle.js/src/com/oracle/truffle/js/decorators/DefineMethodPropertyNode.java

@@ -73,10 +73,10 @@ public void doMethod(JSDynamicObject homeObject, ClassElementDefinitionRecord re
 
     @Specialization(guards = {"record.isGetter()", "!record.isPrivate()"})
     public void doGetter(JSDynamicObject homeObject, ClassElementDefinitionRecord record, boolean enumerable) {
-        JSDynamicObject otherAccessor = Undefined.instance;
+        Object otherAccessor = Undefined.instance;
         PropertyDescriptor ownProperty = JSObject.getOwnProperty(homeObject, record.getKey());
         if (ownProperty != null) {
-            otherAccessor = (JSDynamicObject) ownProperty.getSet();
+            otherAccessor = ownProperty.getSet();
         }
         PropertyDescriptor desc = PropertyDescriptor.createAccessor(record.getValue(), otherAccessor, enumerable, true);
         JSRuntime.definePropertyOrThrow(homeObject, record.getKey(), desc);

graal-js/src/com.oracle.truffle.js/src/com/oracle/truffle/js/runtime/builtins/JSDictionary.java

@@ -128,7 +128,7 @@ public Object getOwnHelper(JSDynamicObject store, Object thisObj, Object key, No
 
     public static Object getValue(PropertyDescriptor property, Object receiver, Node encapsulatingNode) {
         if (property.isAccessorDescriptor()) {
-            JSDynamicObject getter = (JSDynamicObject) property.getGet();
+            Object getter = property.getGet();
             if (getter != Undefined.instance) {
                 return JSRuntime.call(getter, receiver, JSArguments.EMPTY_ARGUMENTS_ARRAY, encapsulatingNode);
             } else {
@@ -222,7 +222,7 @@ protected static boolean dictionaryObjectSet(JSDynamicObject thisObj, Object key
 
     private static boolean setValue(Object key, PropertyDescriptor property, JSDynamicObject store, Object thisObj, Object value, boolean isStrict, Node encapsulatingNode) {
         if (property.isAccessorDescriptor()) {
-            JSDynamicObject setter = (JSDynamicObject) property.getSet();
+            Object setter = property.getSet();
             if (setter != Undefined.instance) {
                 JSRuntime.call(setter, thisObj, new Object[]{value}, encapsulatingNode);
                 return true;

graal-js/src/com.oracle.truffle.js/src/com/oracle/truffle/js/runtime/builtins/JSNonProxy.java

@@ -422,7 +422,7 @@ protected static boolean setPropertySlow(JSDynamicObject thisObj, Object key, Ob
     protected static boolean invokeAccessorPropertySetter(PropertyDescriptor desc, JSDynamicObject thisObj, Object key, Object value, Object receiver, boolean isStrict, Node encapsulatingNode) {
         CompilerAsserts.neverPartOfCompilation();
         assert desc.isAccessorDescriptor();
-        JSDynamicObject setter = (JSDynamicObject) desc.getSet();
+        Object setter = desc.getSet();
         if (setter != Undefined.instance) {
             JSRuntime.call(setter, receiver, new Object[]{value}, encapsulatingNode);
             return true;