[bindings] Support extended attribute '[CallWith=ScriptState ]' for getter/setter/deleter.

Source/bindings/tests/idls/core/TestObject.idl

Index: Source/bindings/tests/idls/core/TestObject.idl
diff --git a/Source/bindings/tests/idls/core/TestObject.idl b/Source/bindings/tests/idls/core/TestObject.idl
index ef3fad70276fc7fe0d0149250b0a15a0d154079b..4a785bcdc9d44c964107af2a82973d80dc81e024 100644
--- a/Source/bindings/tests/idls/core/TestObject.idl
+++ b/Source/bindings/tests/idls/core/TestObject.idl
@@ -476,8 +476,12 @@ interface TestObject {
     static void overloadedStaticMethod(long longArg1, long longArg2);
 
     // Special operations
-    getter any item(unsigned long index);
-    getter object(DOMString name);
+    [CallWith=ScriptState] getter any item(unsigned long index);
+    [CallWith=ScriptState] getter object(DOMString name);
+    [CallWith=ScriptState] setter DOMString setItem(unsigned long index, DOMString value);
+    [CallWith=ScriptState] setter DOMString(DOMString name, DOMString value);
+    [RaisesException, CallWith=ScriptState] deleter boolean(unsigned long index);
+    [CallWith=ScriptState] deleter boolean(DOMString name);
 
     // Extended attributes for arguments
     // [Clamp]