Simplify CustomElementScheduler by passing the enum for callback type directly.

Source/core/dom/custom/CustomElementScheduler.cpp

Index: Source/core/dom/custom/CustomElementScheduler.cpp
diff --git a/Source/core/dom/custom/CustomElementScheduler.cpp b/Source/core/dom/custom/CustomElementScheduler.cpp
index 7743156d279e51486cf8662310c25de3a7b963a2..6878cae5519756ddd6e9d40d45758879aee2bf1e 100644
--- a/Source/core/dom/custom/CustomElementScheduler.cpp
+++ b/Source/core/dom/custom/CustomElementScheduler.cpp
@@ -46,37 +46,24 @@ namespace WebCore {
 
 class HTMLImport;
 
-void CustomElementScheduler::scheduleCreatedCallback(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, PassRefPtr<Element> element)
+void CustomElementScheduler::scheduleCallback(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, PassRefPtr<Element> element, CustomElementLifecycleCallbacks::CallbackType type)
 {
-    CustomElementCallbackQueue& queue = instance().schedule(element);
-    queue.append(CustomElementCallbackInvocation::createInvocation(callbacks, CustomElementLifecycleCallbacks::Created));
-}
+    ASSERT(type != CustomElementLifecycleCallbacks::AttributeChanged);
 
-void CustomElementScheduler::scheduleAttributeChangedCallback(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, PassRefPtr<Element> element, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue)
-{
-    if (!callbacks->hasAttributeChangedCallback())
+    if (!callbacks->hasCallback(type))
         return;
 
     CustomElementCallbackQueue& queue = instance().schedule(element);
-    queue.append(CustomElementCallbackInvocation::createAttributeChangedInvocation(callbacks, name, oldValue, newValue));
+    queue.append(CustomElementCallbackInvocation::createInvocation(callbacks, type));
 }
 
-void CustomElementScheduler::scheduleAttachedCallback(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, PassRefPtr<Element> element)
-{
-    if (!callbacks->hasAttachedCallback())
-        return;
-
-    CustomElementCallbackQueue& queue = instance().schedule(element);
-    queue.append(CustomElementCallbackInvocation::createInvocation(callbacks, CustomElementLifecycleCallbacks::Attached));
-}
-
-void CustomElementScheduler::scheduleDetachedCallback(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, PassRefPtr<Element> element)
+void CustomElementScheduler::scheduleAttributeChangedCallback(PassRefPtr<CustomElementLifecycleCallbacks> callbacks, PassRefPtr<Element> element, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue)
 {
-    if (!callbacks->hasDetachedCallback())
+    if (!callbacks->hasCallback(CustomElementLifecycleCallbacks::AttributeChanged))
         return;
 
     CustomElementCallbackQueue& queue = instance().schedule(element);
-    queue.append(CustomElementCallbackInvocation::createInvocation(callbacks, CustomElementLifecycleCallbacks::Detached));
+    queue.append(CustomElementCallbackInvocation::createAttributeChangedInvocation(callbacks, name, oldValue, newValue));
 }
 
 void CustomElementScheduler::resolveOrScheduleResolution(PassRefPtr<CustomElementRegistrationContext> context, PassRefPtr<Element> element, const CustomElementDescriptor& descriptor)