Make sure the main header is not included twice in the generated implementation

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 4018 matching lines @@
 
     push(@headerContentHeader, "\n#ifndef ${v8InterfaceName}" . "_h\n");
     push(@headerContentHeader, "#define ${v8InterfaceName}" . "_h\n\n");
     push(@headerContentHeader, "#if ${conditionalString}\n") if $conditionalString;
     return join "", @headerContentHeader;
 }
 
 sub GenerateImplementationContentHeader
 {
     my $interface = shift;
-    my $v8InterfaceName = "V8" . $interface->name;
     my $conditionalString = GenerateConditionalString($interface);
 
     my @implContentHeader = split("\r", $headerTemplate);
 
     push(@implContentHeader, "\n#include \"config.h\"\n");
     push(@implContentHeader, "#if ${conditionalString}\n") if $conditionalString;
-    push(@implContentHeader, "#include \"${v8InterfaceName}.h\"\n\n");
     return @implContentHeader;
 }
 
 sub GenerateCallbackHeader
 {
     my $object = shift;
     my $interface = shift;
 
     my $interfaceName = $interface->name;
     my $v8InterfaceName = "V8$interfaceName";
@@ skipping 1035 matching lines @@
         foreach my $condition (sort keys %implIncludeConditions) {
             $implementation{includes}->add("\n#if " . GenerateConditionalStringFromAttributeValue($condition) . "\n");
             foreach my $include (sort @{$implIncludeConditions{$condition}}) {
                 $implementation{includes}->add("#include $include\n");
             }
             $implementation{includes}->add("#endif\n");
         }
         UpdateFile($implFileName, $implementation{root}->toString());
     } else {
         my $contents = join "", @implContentHeader;
+        my $mainInclude = "\"V8$name.h\"";
+        $contents .= "#include $mainInclude\n\n";
 
         foreach my $include (sort @includes) {
-            $contents .= "#include $include\n";
+            $contents .= "#include $include\n" unless $include eq $mainInclude;
         }
         foreach my $condition (sort keys %implIncludeConditions) {
             $contents .= "\n#if " . GenerateConditionalStringFromAttributeValue($condition) . "\n";
             foreach my $include (sort @{$implIncludeConditions{$condition}}) {
                 $contents .= "#include $include\n";
             }
             $contents .= "#endif\n";
         }
 
         $contents .= "\n";
@@ skipping 576 matching lines @@
         if ($currentInterface->extendedAttributes->{$extendedAttribute}) {
             $found = 1;
         }
         return 1 if $found;
     }, 0);
 
     return $found;
 }
 
 1;