We don't need to pass |creationContext| to v8SetReturnValue family

Source/bindings/tests/results/V8TestEventTarget.cpp

Index: Source/bindings/tests/results/V8TestEventTarget.cpp
diff --git a/Source/bindings/tests/results/V8TestEventTarget.cpp b/Source/bindings/tests/results/V8TestEventTarget.cpp
index 7af786bd40f4e3bf5da6ba2898dba2eb6cb86cb6..13619d15de0336bc60099111be87d843104bfd19 100644
--- a/Source/bindings/tests/results/V8TestEventTarget.cpp
+++ b/Source/bindings/tests/results/V8TestEventTarget.cpp
@@ -73,7 +73,7 @@ static void itemMethod(const v8::FunctionCallbackInfo<v8::Value>& args)
     }
     TestEventTarget* imp = V8TestEventTarget::toNative(args.Holder());
     V8TRYCATCH_VOID(unsigned, index, toUInt32(args[0]));
-    v8SetReturnValue(args, imp->item(index), args.Holder());
+    v8SetReturnValue(args, imp->item(index));
 }
 
 static void itemMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& args)
@@ -91,7 +91,7 @@ static void namedItemMethod(const v8::FunctionCallbackInfo<v8::Value>& args)
     }
     TestEventTarget* imp = V8TestEventTarget::toNative(args.Holder());
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, name, args[0]);
-    v8SetReturnValue(args, imp->namedItem(name), args.Holder());
+    v8SetReturnValue(args, imp->namedItem(name));
 }
 
 static void namedItemMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& args)