Bug 1301024 - Part 2: Implement create an element steps.

Tag UXP Issue #1344

1 files changed, 22 insertions, 0 deletions

diff --git a/dom/base/nsContentUtils.cpp b/dom/base/nsContentUtils.cpp
index 570065dba5..f8964d198f 100644
--- a/dom/base/nsContentUtils.cpp
+++ b/dom/base/nsContentUtils.cpp
@@ -9660,6 +9660,28 @@ nsContentUtils::GetElementDefinitionIfObservingAttr(Element* aCustomElement,
 }
 
 /* static */ void
+nsContentUtils::EnqueueUpgradeReaction(Element* aElement,
+                                       CustomElementDefinition* aDefinition)
+{
+  MOZ_ASSERT(aElement);
+
+  nsIDocument* doc = aElement->OwnerDoc();
+  nsPIDOMWindowInner* window(doc->GetInnerWindow());
+  if (!window) {
+    return;
+  }
+
+  RefPtr<CustomElementRegistry> registry(window->CustomElements());
+  if (!registry) {
+    return;
+  }
+
+  CustomElementReactionsStack* stack =
+    doc->GetDocGroup()->CustomElementReactionsStack();
+  stack->EnqueueUpgradeReaction(registry, aElement, aDefinition);
+}
+
+/* static */ void
 nsContentUtils::EnqueueLifecycleCallback(nsIDocument* aDoc,
                                          nsIDocument::ElementCallbackType aType,
                                          Element* aCustomElement,