Emit error events if the loading of an object element failed

third_party/WebKit/Source/core/html/HTMLObjectElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 309 matching lines @@
     url = url_ = overriden_url.GetString();
     service_type = service_type_ = "text/html";
   }
 
   if (!HasValidClassId() ||
       !RequestObject(url, service_type, param_names, param_values)) {
     if (!url.IsEmpty())
       DispatchErrorEvent();
     if (HasFallbackContent())
       RenderFallbackContent();
+  } else {
+    if (IsErrorplaceholder())
+      DispatchErrorEvent();
   }
 }
 
 Node::InsertionNotificationRequest HTMLObjectElement::InsertedInto(
     ContainerNode* insertion_point) {
   HTMLPlugInElement::InsertedInto(insertion_point);
   ListedElement::InsertedInto(insertion_point);
   return kInsertionDone;
 }
 
@@ skipping 121 matching lines @@
 
 bool HTMLObjectElement::WillUseFallbackContentAtLayout() const {
   return !HasValidClassId() && HasFallbackContent();
 }
 
 void HTMLObjectElement::AssociateWith(HTMLFormElement* form) {
   AssociateByParser(form);
 };
 
 }  // namespace blink