Implement Custom Elements' entered and left document callbacks.

Source/bindings/v8/V8CustomElementLifecycleCallbacks.h

Index: Source/bindings/v8/V8CustomElementLifecycleCallbacks.h
diff --git a/Source/bindings/v8/V8CustomElementLifecycleCallbacks.h b/Source/bindings/v8/V8CustomElementLifecycleCallbacks.h
index 56664aa692dbd2c7bdff8e88ccdf650ae64b1b36..81264c5a9c2fa488defda28e92ef03922821c52c 100644
--- a/Source/bindings/v8/V8CustomElementLifecycleCallbacks.h
+++ b/Source/bindings/v8/V8CustomElementLifecycleCallbacks.h
@@ -44,19 +44,25 @@ class ScriptExecutionContext;
 
 class V8CustomElementLifecycleCallbacks : public CustomElementLifecycleCallbacks, ActiveDOMCallback {
 public:
-    static PassRefPtr<V8CustomElementLifecycleCallbacks> create(ScriptExecutionContext*, v8::Handle<v8::Object> prototype, v8::Handle<v8::Function> created, v8::Handle<v8::Function> attributeChanged);
+    static PassRefPtr<V8CustomElementLifecycleCallbacks> create(ScriptExecutionContext*, v8::Handle<v8::Object> prototype, v8::Handle<v8::Function> created, v8::Handle<v8::Function> enteredDocument, v8::Handle<v8::Function> leftDocument, v8::Handle<v8::Function> attributeChanged);
 
     virtual ~V8CustomElementLifecycleCallbacks() { }
 
 private:
-    V8CustomElementLifecycleCallbacks(ScriptExecutionContext*, v8::Handle<v8::Object> prototype, v8::Handle<v8::Function> created, v8::Handle<v8::Function> attributeChanged);
+    V8CustomElementLifecycleCallbacks(ScriptExecutionContext*, v8::Handle<v8::Object> prototype, v8::Handle<v8::Function> created, v8::Handle<v8::Function> enteredDocument, v8::Handle<v8::Function> leftDocument, v8::Handle<v8::Function> attributeChanged);
 
     virtual void created(Element*) OVERRIDE;
+    virtual void enteredDocument(Element*) OVERRIDE;
+    virtual void leftDocument(Element*) OVERRIDE;
     virtual void attributeChanged(Element*, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue) OVERRIDE;
 
+    void call(const ScopedPersistent<v8::Function>& weakCallback, Element*);
+
     RefPtr<DOMWrapperWorld> m_world;
     ScopedPersistent<v8::Object> m_prototype;
     ScopedPersistent<v8::Function> m_created;
+    ScopedPersistent<v8::Function> m_enteredDocument;
+    ScopedPersistent<v8::Function> m_leftDocument;
     ScopedPersistent<v8::Function> m_attributeChanged;
 };