Split CustomElementRegistry into a registration context and a registry.

Source/core/dom/CustomElementRegistrationContext.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef CustomElementCallbackInvocation_h
-#define CustomElementCallbackInvocation_h
+#ifndef CustomElementRegistrationContext_h
+#define CustomElementRegistrationContext_h
 
-#include "core/dom/CustomElementLifecycleCallbacks.h"
-#include "wtf/PassOwnPtr.h"
+#include "core/dom/CustomElementDescriptor.h"
+#include "core/dom/ExceptionCode.h"
+#include "core/dom/QualifiedName.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/AtomicString.h"
 
 namespace WebCore {
 
+class CustomElementConstructorBuilder;
+class Document;
 class Element;
 
-class CustomElementCallbackInvocation {
-    WTF_MAKE_NONCOPYABLE(CustomElementCallbackInvocation);
+class CustomElementRegistrationContext : public RefCounted<CustomElementRegistrationContext> {
 public:
-    static PassOwnPtr<CustomElementCallbackInvocation> createInvocation(PassRefPtr<CustomElementLifecycleCallbacks>, CustomElementLifecycleCallbacks::CallbackType);
-    static PassOwnPtr<CustomElementCallbackInvocation> createAttributeChangedInvocation(PassRefPtr<CustomElementLifecycleCallbacks>, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue);
+    static PassRefPtr<CustomElementRegistrationContext> nullRegistrationContext();
+    static PassRefPtr<CustomElementRegistrationContext> create();
 
-    virtual ~CustomElementCallbackInvocation() { }
-    virtual void dispatch(Element*) = 0;
+    virtual ~CustomElementRegistrationContext() { }
+
+    // Model
+    static bool isValidTypeName(const AtomicString& type);
+    static bool isCustomTagName(const AtomicString& localName);
+    virtual CustomElementDescriptor describe(Element*) const = 0;
+
+    // Definitions
+    virtual void registerElement(Document*, CustomElementConstructorBuilder*, const AtomicString& type, ExceptionCode&) = 0;
+
+    // Instance creation
+    virtual PassRefPtr<Element> createCustomTagElement(Document*, const QualifiedName&) = 0;
+    void setTypeExtension(Element*, const AtomicString& type);
+    virtual void didGiveTypeExtension(Element*, const AtomicString& type) = 0;
+
+    // Instance lifecycle
+    virtual void customElementAttributeDidChange(Element*, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue) = 0;
+    virtual void customElementDidEnterDocument(Element*) = 0;
+    virtual void customElementDidLeaveDocument(Element*) = 0;
+    virtual void customElementIsBeingDestroyed(Element*) = 0;
 
 protected:
-    CustomElementCallbackInvocation(PassRefPtr<CustomElementLifecycleCallbacks> callbacks)
-        : m_callbacks(callbacks)
-    {
-    }
-
-    CustomElementLifecycleCallbacks* callbacks() { return m_callbacks.get(); }
-
-private:
-    RefPtr<CustomElementLifecycleCallbacks> m_callbacks;
+    CustomElementRegistrationContext() { }
 };
 
 }
 
-#endif // CustomElementCallbackInvocation_h
+#endif // CustomElementRegistrationContext_h
+