Revert the merge. Mac build is mysteriously broken.

third_party/WebKit/WebCore/bindings/scripts/CodeGeneratorObjC.pm

 # 
 # Copyright (C) 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
 # Copyright (C) 2006 Anders Carlsson <andersca@mac.com> 
 # Copyright (C) 2006, 2007 Samuel Weinig <sam@webkit.org>
 # Copyright (C) 2006 Alexey Proskuryakov <ap@webkit.org>
 # Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
 #
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Library General Public
 # License as published by the Free Software Foundation; either
@@ skipping 327 matching lines @@
 
 sub GetParentImplClassName
 {
     my $dataNode = shift;
 
     return "Object" if @{$dataNode->parents} eq 0;
 
     my $parent = $codeGenerator->StripModule($dataNode->parents(0));
 
     # special cases
+    return "Node" if $parent eq "EventTargetNode";
     return "Object" if $parent eq "HTMLCollection";
 
     return $parent;
 }
 
 sub GetParentAndProtocols
 {
     my $dataNode = shift;
     my $numParents = @{$dataNode->parents};
 
     my $parent = "";
     my @protocols = ();
     if ($numParents eq 0) {
         if ($isProtocol) {
             push(@protocols, "NSObject");
             push(@protocols, "NSCopying") if $dataNode->name eq "EventTarget";
         } else {
             $parent = "DOMObject";
         }
     } elsif ($numParents eq 1) {
         my $parentName = $codeGenerator->StripModule($dataNode->parents(0));
         if ($isProtocol) {
             die "Parents of protocols must also be protocols." unless IsProtocolType($parentName);
             push(@protocols, "DOM" . $parentName);
         } else {
             if (IsProtocolType($parentName)) {
                 push(@protocols, "DOM" . $parentName);
+            } elsif ($parentName eq "EventTargetNode") {
+                $parent = "DOMNode";
             } elsif ($parentName eq "HTMLCollection") {
                 $parent = "DOMObject";
             } else {
                 $parent = "DOM" . $parentName;
             }
         }
     } else {
         my @parents = @{$dataNode->parents};
         my $firstParent = $codeGenerator->StripModule(shift(@parents));
         if (IsProtocolType($firstParent)) {
@@ skipping 112 matching lines @@
     # put into the form "_fooBar" for type FooBar.
     return "_" . $typeGetter;
 }
 
 sub GetObjCTypeGetter
 {
     my $argName = shift;
     my $type = $codeGenerator->StripModule(shift);
 
     return $argName if $codeGenerator->IsPrimitiveType($type) or $codeGenerator->IsStringType($type) or IsNativeObjCType($type);
-    return $argName . "Node" if $type eq "EventTarget";
+    return $argName . "EventTarget" if $type eq "EventTarget";
     return "static_cast<WebCore::Range::CompareHow>($argName)" if $type eq "CompareHow";
     return "static_cast<WebCore::SVGPaint::SVGPaintType>($argName)" if $type eq "SVGPaintType";
 
     my $typeGetterMethodName = GetObjCTypeGetterName($type);
 
     return "WTF::getPtr(nativeEventListener)" if $type eq "EventListener";
     return "WTF::getPtr(nativeNodeFilter)" if $type eq "NodeFilter";
     return "WTF::getPtr(nativeResolver)" if $type eq "XPathNSResolver";
     return "[$argName $typeGetterMethodName]";
 }
@@ skipping 95 matching lines @@
         return;
     }
 
     if ($type eq "DOMImplementation") {
         $implIncludes{"DOMImplementationFront.h"} = 1;
         $implIncludes{"DOM$type.h"} = 1;
         return;
     }
 
     if ($type eq "EventTarget") {
-        $implIncludes{"Node.h"} = 1;
+        $implIncludes{"EventTargetNode.h"} = 1;
         $implIncludes{"DOM$type.h"} = 1;
         return;
     }
 
     if ($codeGenerator->IsSVGAnimatedType($type)) {
         $implIncludes{"SVGAnimatedTemplate.h"} = 1;
         $implIncludes{"DOM$type.h"} = 1;
         return;
     }
 
@@ skipping 762 matching lines @@
                 push(@functionContent, "            nativeResolver = WTF::getPtr(customResolver);\n");
                 push(@functionContent, "        }\n");
                 push(@functionContent, "    }\n");
             }
 
             # special case the EventTarget
             if (defined $needsCustom{"EventTarget"}) {
                 my $paramName = $needsCustom{"EventTarget"};
                 push(@functionContent, "    DOMNode* ${paramName}ObjC = $paramName;\n");
                 push(@functionContent, "    WebCore::Node* ${paramName}Node = [${paramName}ObjC _node];\n");
+                push(@functionContent, "    WebCore::EventTargetNode* ${paramName}EventTarget = (${paramName}Node && ${paramName}Node->isEventTargetNode()) ? static_cast<WebCore::EventTargetNode*>(${paramName}Node) : 0;\n\n");
                 $implIncludes{"DOMNode.h"} = 1;
                 $implIncludes{"Node.h"} = 1;
             }
 
             if ($function->signature->extendedAttributes->{"UsesView"}) {
                 push(@functionContent, "    WebCore::DOMWindow* dv = $caller->defaultView();\n");
                 push(@functionContent, "    if (!dv)\n");
                 push(@functionContent, "        return nil;\n");
                 $implIncludes{"DOMWindow.h"} = 1;
                 $caller = "dv";
             }
 
+            if ($function->signature->extendedAttributes->{"EventTargetNodeCast"}) {
+                if ($dataNode->name =~ /^SVG/) {
+                    $caller = "static_cast<WebCore::SVGElementInstance*>($caller)";
+                } else {
+                    push(@functionContent, "    if (!$caller->isEventTargetNode())\n");
+                    $caller = "WebCore::EventTargetNodeCast($caller)";
+                    push(@functionContent, "        WebCore::raiseDOMException(DOM_NOT_SUPPORTED_ERR);\n");
+                }
+            }
+
             # special case the EventListener
             if (defined $needsCustom{"EventListener"}) {
                 my $paramName = $needsCustom{"EventListener"};
                 push(@functionContent, "    RefPtr<WebCore::EventListener> nativeEventListener = WebCore::ObjCEventListener::wrap($paramName);\n");
             }
 
             # special case the NodeFilter
             if (defined $needsCustom{"NodeFilter"}) {
                 my $paramName = $needsCustom{"NodeFilter"};
                 push(@functionContent, "    RefPtr<WebCore::NodeFilter> nativeNodeFilter;\n");
@@ skipping 280 matching lines @@
 
        print INTERNAL_HEADER @internalHeaderContent;
 
        close(INTERNAL_HEADER);
 
        @internalHeaderContent = ();
     }
 }
 
 1;