Emit error events if the loading of an object element failed

components/plugins/renderer/loadable_plugin_placeholder.h

Index: components/plugins/renderer/loadable_plugin_placeholder.h
diff --git a/components/plugins/renderer/loadable_plugin_placeholder.h b/components/plugins/renderer/loadable_plugin_placeholder.h
index ea52ae9e5d68ab9b1e4418d250b90edc6828163d..0e101833cdc7aba9c1d3f3374ce076c5276b13eb 100644
--- a/components/plugins/renderer/loadable_plugin_placeholder.h
+++ b/components/plugins/renderer/loadable_plugin_placeholder.h
@@ -92,6 +92,8 @@ class LoadablePluginPlaceholder : public PluginPlaceholderBase {
       v8::Isolate* isolate) const override;
   void OnUnobscuredRectUpdate(const gfx::Rect& unobscured_rect) override;
 

[Bernhard Bauer, 2017/03/30 09:08:28]

Nit: leave out the empty line here; the whole block of methods is
WebViewPlugin::Delegate overrides.

[George Joseph, 2017/03/30 22:58:03]

Done.

+  bool isErrorPlaceholder() override;
+
   // RenderFrameObserver methods:
   void WasShown() override;