Revert the merge. Mac build is mysteriously broken.

third_party/WebKit/WebCore/DerivedSources.make

 # Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
 # Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com> 
 #
 # 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 72 matching lines @@
     DocumentFragment \
     DocumentType \
     Element \
     ElementTimeControl \
     Entity \
     EntityReference \
     Event \
     EventException \
     EventListener \
     EventTarget \
+    EventTargetNode \
     File \
     FileList \
     Geolocation \
     Geoposition \
     HTMLAnchorElement \
     HTMLAppletElement \
     HTMLAreaElement \
     HTMLAudioElement \
     HTMLBRElement \
     HTMLBaseElement \
@@ skipping 268 matching lines @@
     XPathException \
     XPathExpression \
     XPathNSResolver \
     XPathResult \
     XSLTProcessor \
 #
 
 .PHONY : all
 
 all : \
-    $(filter-out JSEventListener.h JSEventTarget.h JSRGBColor.h,$(DOM_CLASSES:%=JS%.h)) \
+    $(filter-out JSEventListener.h JSRGBColor.h,$(DOM_CLASSES:%=JS%.h)) \
     \
     JSDOMWindowBase.lut.h \
     JSRGBColor.lut.h \
     JSWorkerContextBase.lut.h \
     \
     JSJavaScriptCallFrame.h \
     \
     CSSGrammar.cpp \
     CSSPropertyNames.h \
     CSSValueKeywords.h \
@@ skipping 324 matching lines @@
 # Objective-C bindings
 
 DOM%.h : %.idl $(GENERATE_BINDINGS_SCRIPTS) bindings/scripts/CodeGeneratorObjC.pm bindings/objc/PublicDOMInterfaces.h
         $(GENERATE_BINDINGS) --defines "$(FEATURE_DEFINES) LANGUAGE_OBJECTIVE_C" --generator ObjC $<
 
 # --------
 
 endif
 
 # ------------------------