linux: OOP windowed plugins

webkit/glue/plugins/webplugin_delegate_impl_gtk.cc

Index: webkit/glue/plugins/webplugin_delegate_impl_gtk.cc
diff --git a/webkit/glue/plugins/webplugin_delegate_impl_gtk.cc b/webkit/glue/plugins/webplugin_delegate_impl_gtk.cc
index 9f9838b8304e098b20560b041c07ca0495e0d7bb..87d868548b2dabef30d05db803f8e99a36ebd746 100644
--- a/webkit/glue/plugins/webplugin_delegate_impl_gtk.cc
+++ b/webkit/glue/plugins/webplugin_delegate_impl_gtk.cc
@@ -266,6 +266,9 @@ bool WebPluginDelegateImpl::WindowedCreatePlugin() {
   // Xembed plugins need a window created for them browser-side.
   // Do that now.
   windowed_handle_ = plugin_->CreatePluginContainer();
+  if (!windowed_handle_)
+    return false;
+
   window_.window = reinterpret_cast<void*>(windowed_handle_);
 
   if (!window_.ws_info)