Emit error events if the loading of an object element failed

third_party/WebKit/Source/web/WebPluginContainerImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2014 Opera Software ASA. 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.
@@ skipping 172 matching lines @@
 
   pending_invalidation_rect_.Unite(dirty_rect);
 
   layout_object->SetMayNeedPaintInvalidation();
 }
 
 void WebPluginContainerImpl::SetFocused(bool focused, WebFocusType focus_type) {
   web_plugin_->UpdateFocus(focused, focus_type);
 }
 
+bool WebPluginContainerImpl::IsErrorplaceholder() {
+  if (!web_plugin_)
+    return false;
+  return web_plugin_->IsErrorPlaceholder();
+}
+
 void WebPluginContainerImpl::Show() {
   self_visible_ = true;
   web_plugin_->UpdateVisibility(true);
 }
 
 void WebPluginContainerImpl::Hide() {
   self_visible_ = false;
   web_plugin_->UpdateVisibility(false);
 }
 
@@ skipping 800 matching lines @@
     ComputeClipRectsForPlugin(element_, window_rect, clip_rect,
                               unobscured_rect);
   }
   GetPluginOcclusions(element_, parent_, frame_rect_, cut_out_rects);
   // Convert to the plugin position.
   for (size_t i = 0; i < cut_out_rects.size(); i++)
     cut_out_rects[i].Move(-frame_rect_.X(), -frame_rect_.Y());
 }
 
 }  // namespace blink