Migrate wheel events to EventHandlerRegistry

Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple 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.
@@ skipping 46 matching lines @@
 #include "core/dom/DocumentMarkerController.h"
 #include "core/dom/Element.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/FullscreenElementStack.h"
 #include "core/dom/NodeRenderStyle.h"
 #include "core/dom/PseudoElement.h"
 #include "core/dom/Range.h"
 #include "core/dom/StaticNodeList.h"
 #include "core/dom/TreeScope.h"
 #include "core/dom/ViewportDescription.h"
-#include "core/dom/WheelController.h"
 #include "core/dom/shadow/ComposedTreeWalker.h"
 #include "core/dom/shadow/ElementShadow.h"
 #include "core/dom/shadow/SelectRuleFeatureSet.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/Editor.h"
 #include "core/editing/PlainTextRange.h"
 #include "core/editing/SpellCheckRequester.h"
 #include "core/editing/SpellChecker.h"
 #include "core/editing/SurroundingText.h"
 #include "core/editing/TextIterator.h"
@@ skipping 1168 matching lines @@
     }
 
     return document->activeDOMObjectCount();
 }
 
 static unsigned eventHandlerCount(Document& document, EventHandlerRegistry::EventHandlerClass handlerClass)
 {
     if (!document.frameHost())
         return 0;
     EventHandlerRegistry* registry = &document.frameHost()->eventHandlerRegistry();
-    unsigned count = 0;
+    unsigned count = registry->externalEventHandlerCount(handlerClass);
     const EventTargetSet* targets = registry->eventHandlerTargets(handlerClass);
     if (targets) {
         for (EventTargetSet::const_iterator iter = targets->begin(); iter != targets->end(); ++iter)
             count += iter->value;
     }
     return count;
 }
 
 unsigned Internals::wheelEventHandlerCount(Document* document, ExceptionState& exceptionState)
 {
     if (!document) {
         exceptionState.throwDOMException(InvalidAccessError, "No context document is available.");
         return 0;
     }
 
-    return WheelController::from(*document)->wheelEventHandlerCount();
+    return eventHandlerCount(*document, EventHandlerRegistry::WheelEvent);
 }
 
 unsigned Internals::scrollEventHandlerCount(Document* document, ExceptionState& exceptionState)
 {
     if (!document) {
         exceptionState.throwDOMException(InvalidAccessError, "No context document is available.");
         return 0;
     }
 
     return eventHandlerCount(*document, EventHandlerRegistry::ScrollEvent);
@@ skipping 1080 matching lines @@
     } else if (type == "none") {
         webtype = blink::ConnectionTypeNone;
     } else {
         exceptionState.throwDOMException(NotFoundError, ExceptionMessages::failedToEnumerate("connection type", type));
         return;
     }
     networkStateNotifier().setWebConnectionTypeForTest(webtype);
 }
 
 } // namespace WebCore