Use null for default value of event handler attributes in XMLHttpRequest....

third_party/WebKit/WebCore/bindings/v8/custom/V8XMLHttpRequestUploadCustom.cpp

 /*
  * Copyright (C) 2008, 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 34 matching lines @@
 
 ACCESSOR_GETTER(XMLHttpRequestUploadOnabort)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onabort._get");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (xmlHttpRequestUpload->onabort()) {
         V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onabort());
         v8::Local<v8::Object> v8Listener = listener->getListenerObject();
         return v8Listener;
     }
-    return v8::Undefined();
+    return v8::Null();
 }
 
 ACCESSOR_SETTER(XMLHttpRequestUploadOnabort)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onabort._set");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (value->IsNull()) {
         if (xmlHttpRequestUpload->onabort()) {
             V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onabort());
             v8::Local<v8::Object> v8Listener = listener->getListenerObject();
@@ skipping 18 matching lines @@
 
 ACCESSOR_GETTER(XMLHttpRequestUploadOnerror)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onerror._get");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (xmlHttpRequestUpload->onerror()) {
         V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onerror());
         v8::Local<v8::Object> v8Listener = listener->getListenerObject();
         return v8Listener;
     }
-    return v8::Undefined();
+    return v8::Null();
 }
 
 ACCESSOR_SETTER(XMLHttpRequestUploadOnerror)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onerror._set");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (value->IsNull()) {
         if (xmlHttpRequestUpload->onerror()) {
             V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onerror());
             v8::Local<v8::Object> v8Listener = listener->getListenerObject();
@@ skipping 18 matching lines @@
 
 ACCESSOR_GETTER(XMLHttpRequestUploadOnload)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onload._get");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (xmlHttpRequestUpload->onload()) {
         V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onload());
         v8::Local<v8::Object> v8Listener = listener->getListenerObject();
         return v8Listener;
     }
-    return v8::Undefined();
+    return v8::Null();
 }
 
 ACCESSOR_SETTER(XMLHttpRequestUploadOnload)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onload._set");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (value->IsNull()) {
         if (xmlHttpRequestUpload->onload()) {
             V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onload());
             v8::Local<v8::Object> v8Listener = listener->getListenerObject();
@@ skipping 18 matching lines @@
 
 ACCESSOR_GETTER(XMLHttpRequestUploadOnloadstart)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onloadstart._get");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (xmlHttpRequestUpload->onloadstart()) {
         V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onloadstart());
         v8::Local<v8::Object> v8Listener = listener->getListenerObject();
         return v8Listener;
     }
-    return v8::Undefined();
+    return v8::Null();
 }
 
 ACCESSOR_SETTER(XMLHttpRequestUploadOnloadstart)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onloadstart._set");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (value->IsNull()) {
         if (xmlHttpRequestUpload->onloadstart()) {
             V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onloadstart());
             v8::Local<v8::Object> v8Listener = listener->getListenerObject();
@@ skipping 18 matching lines @@
 
 ACCESSOR_GETTER(XMLHttpRequestUploadOnprogress)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onprogress._get");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (xmlHttpRequestUpload->onprogress()) {
         V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onprogress());
         v8::Local<v8::Object> v8Listener = listener->getListenerObject();
         return v8Listener;
     }
-    return v8::Undefined();
+    return v8::Null();
 }
 
 ACCESSOR_SETTER(XMLHttpRequestUploadOnprogress)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.onprogress._set");
     XMLHttpRequestUpload* xmlHttpRequestUpload = V8Proxy::ToNativeObject<XMLHttpRequestUpload>(V8ClassIndex::XMLHTTPREQUESTUPLOAD, info.Holder());
     if (value->IsNull()) {
         if (xmlHttpRequestUpload->onprogress()) {
             V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequestUpload->onprogress());
             v8::Local<v8::Object> v8Listener = listener->getListenerObject();
@@ skipping 60 matching lines @@
     return v8::Undefined();
 }
 
 CALLBACK_FUNC_DECL(XMLHttpRequestUploadDispatchEvent)
 {
     INC_STATS("DOM.XMLHttpRequestUpload.dispatchEvent()");
     return throwError(NOT_SUPPORTED_ERR);
 }
 
 } // namespace WebCore