Add a deprecation warning for document.clear()

Source/bindings/scripts/CodeGeneratorV8.pm

 # Copyright (C) 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
 # Copyright (C) 2006 Anders Carlsson <andersca@mac.com>
 # Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
 # Copyright (C) 2006 Alexey Proskuryakov <ap@webkit.org>
 # Copyright (C) 2006 Apple Computer, Inc.
 # Copyright (C) 2007, 2008, 2009, 2012 Google Inc.
 # Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
 # Copyright (C) Research In Motion Limited 2010. All rights reserved.
 # Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
 # Copyright (C) 2012 Ericsson AB. All rights reserved.
@@ skipping 1247 matching lines @@
     }
 
     return "";
 }
 
 sub GenerateDeprecationNotification
 {
     my $deprecateAs = shift;
     if ($deprecateAs) {
         AddToImplIncludes("core/page/PageConsole.h");
+        AddToImplIncludes("core/page/UseCounter.h");
         return "    UseCounter::countDeprecation(activeDOMWindow(), UseCounter::${deprecateAs});\n";
     }
     return "";
 }
 
 sub GenerateActivityLogging
 {
     my $accessType = shift;
     my $interface = shift;
     my $propertyName = shift;
@@ skipping 4389 matching lines @@
         if ($currentInterface->extendedAttributes->{$extendedAttribute}) {
             $found = 1;
         }
         return 1 if $found;
     }, 0);
 
     return $found;
 }
 
 1;