Remove beforeload events.

Source/core/dom/Node.cpp

Index: Source/core/dom/Node.cpp
diff --git a/Source/core/dom/Node.cpp b/Source/core/dom/Node.cpp
index 74fad30010f3bf731a8e0a52059a5e467faa83db..a2db256f3fb9142d1fc3a7d55382e44a6618f386 100644
--- a/Source/core/dom/Node.cpp
+++ b/Source/core/dom/Node.cpp
@@ -60,7 +60,6 @@
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/htmlediting.h"
 #include "core/editing/markup.h"
-#include "core/events/BeforeLoadEvent.h"
 #include "core/events/Event.h"
 #include "core/events/EventDispatchMediator.h"
 #include "core/events/EventDispatcher.h"
@@ -2232,20 +2231,6 @@ void Node::dispatchSimulatedClick(Event* underlyingEvent, SimulatedClickMouseEve
     EventDispatcher::dispatchSimulatedClick(this, underlyingEvent, eventOptions);
 }
 
-bool Node::dispatchBeforeLoadEvent(const String& sourceURL)
-{
-    if (!RuntimeEnabledFeatures::beforeLoadEnabled())
-        return true;
-
-    if (!document().hasListenerType(Document::BEFORELOAD_LISTENER))
-        return true;
-
-    RefPtr<Node> protector(this);
-    RefPtr<BeforeLoadEvent> beforeLoadEvent = BeforeLoadEvent::create(sourceURL);
-    dispatchEvent(beforeLoadEvent.get());
-    return !beforeLoadEvent->defaultPrevented();
-}
-
 bool Node::dispatchWheelEvent(const PlatformWheelEvent& event)
 {
     return EventDispatcher::dispatchEvent(this, WheelEventDispatchMediator::create(event, document().domWindow()));