Add counters for add/removeEventListener() called with one argument

Source/core/events/EventTarget.cpp

Index: Source/core/events/EventTarget.cpp
diff --git a/Source/core/events/EventTarget.cpp b/Source/core/events/EventTarget.cpp
index b009b1d9fc772dfa35e4d3bff65852357e35db86..e01db4f2b3a07898e0edae0a1a832055c7edc309 100644
--- a/Source/core/events/EventTarget.cpp
+++ b/Source/core/events/EventTarget.cpp
@@ -87,16 +87,8 @@ inline LocalDOMWindow* EventTarget::executingWindow()
     return 0;
 }
 
-bool EventTarget::addEventListener()
-{
-    UseCounter::count(executionContext(), UseCounter::AddEventListenerNoArguments);
-    return false;
-}
-
 bool EventTarget::addEventListener(const AtomicString& eventType, PassRefPtr<EventListener> listener, bool useCapture)
 {
-    // FIXME: listener null check should throw TypeError (and be done in
-    // generated bindings), but breaks legacy content. http://crbug.com/249598
     if (!listener)
         return false;
 
@@ -111,16 +103,8 @@ bool EventTarget::addEventListener(const AtomicString& eventType, PassRefPtr<Eve
     return ensureEventTargetData().eventListenerMap.add(eventType, listener, useCapture);
 }
 
-bool EventTarget::removeEventListener()
-{
-    UseCounter::count(executionContext(), UseCounter::RemoveEventListenerNoArguments);
-    return false;
-}
-
 bool EventTarget::removeEventListener(const AtomicString& eventType, PassRefPtr<EventListener> listener, bool useCapture)
 {
-    // FIXME: listener null check should throw TypeError (and be done in
-    // generated bindings), but breaks legacy content. http://crbug.com/249598
     if (!listener)
         return false;