Remove CanUseFastAttribute subroutine from the generator

Source/bindings/scripts/deprecated_code_generator_v8.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 5838 matching lines @@
     return undef if !$contentAttributeName;
 
     $contentAttributeName = lc AttributeNameForGetterAndSetter($attribute) if $contentAttributeName eq "VALUE_IS_MISSING";
 
     my $namespace = NamespaceForAttributeName($interfaceName, $contentAttributeName);
 
     AddToImplIncludes("${namespace}.h");
     return "WebCore::${namespace}::${contentAttributeName}Attr";
 }
 
-sub CanUseFastAttribute
-{
-    my $attribute = shift;
-    return !IsSVGAnimatedType($attribute->type);
-}
-
 sub GetterExpression
 {
     my ($interfaceName, $attribute) = @_;
 
     my $contentAttributeName = ContentAttributeName($interfaceName, $attribute);
 
     if (!$contentAttributeName) {
         return (ToMethodName(AttributeNameForGetterAndSetter($attribute)));
     }
 
     my $functionName;
     if ($attribute->extendedAttributes->{"URL"}) {
         $functionName = "getURLAttribute";
     } elsif ($attribute->type eq "boolean") {
-        if (CanUseFastAttribute($attribute)) {
-            $functionName = "fastHasAttribute";
-        } else {
-            $functionName = "hasAttribute";
-        }
+        $functionName = "fastHasAttribute";
     } elsif ($attribute->type eq "long") {
         $functionName = "getIntegralAttribute";
     } elsif ($attribute->type eq "unsigned long") {
         $functionName = "getUnsignedIntegralAttribute";
     } else {
         if ($contentAttributeName eq "WebCore::HTMLNames::idAttr") {
             $functionName = "getIdAttribute";
             $contentAttributeName = "";
         } elsif ($contentAttributeName eq "WebCore::HTMLNames::nameAttr") {
             $functionName = "getNameAttribute";
             $contentAttributeName = "";
         } elsif ($contentAttributeName eq "WebCore::HTMLNames::classAttr") {
             $functionName = "getClassAttribute";
             $contentAttributeName = "";
-        } elsif (CanUseFastAttribute($attribute)) {
+        } else {
             $functionName = "fastGetAttribute";
-        } else {
-            $functionName = "getAttribute";
         }
     }
 
     return ($functionName, $contentAttributeName);
 }
 
 sub SetterExpression
 {
     my ($interfaceName, $attribute) = @_;
 
@@ skipping 113 matching lines @@
         if ($currentInterface->extendedAttributes->{$extendedAttribute}) {
             $found = 1;
         }
         return 1 if $found;
     }, 0);
 
     return $found;
 }
 
 1;