Generate binding code for VoidCallback.idl with code generator in python

Source/core/core.gypi

 {
     'variables': {
         'deprecated_perl_core_idl_files': [
             'css/CSS.idl',
             'css/CSSCharsetRule.idl',
             'css/CSSFontFaceLoadEvent.idl',
             'css/CSSFontFaceRule.idl',
             'css/CSSHostRule.idl',
             'css/CSSImportRule.idl',
             'css/CSSMediaRule.idl',
@@ skipping 183 matching lines @@
             'html/ImageData.idl',
             'html/MediaController.idl',
             'html/MediaError.idl',
             'html/MediaKeyError.idl',
             'html/MediaKeyEvent.idl',
             'html/RadioNodeList.idl',
             'html/TextMetrics.idl',
             'html/TimeRanges.idl',
             'html/URL.idl',
             'html/ValidityState.idl',
-            'html/VoidCallback.idl',
             'html/canvas/ANGLEInstancedArrays.idl',
             'html/canvas/ArrayBufferView.idl',
             'html/canvas/CanvasGradient.idl',
             'html/canvas/CanvasPattern.idl',
             'html/canvas/CanvasRenderingContext.idl',
             'html/canvas/CanvasRenderingContext2D.idl',
             'html/canvas/Canvas2DContextAttributes.idl',
             'html/canvas/DataView.idl',
             'html/canvas/EXTFragDepth.idl',
             'html/canvas/EXTTextureFilterAnisotropic.idl',
@@ skipping 100 matching lines @@
             'xml/XPathEvaluator.idl',
             'xml/XPathExpression.idl',
             'xml/XPathNSResolver.idl',
             'xml/XPathResult.idl',
             'xml/XSLTProcessor.idl',
         ],
         'python_core_idl_files': [
             'dom/ChildNode.idl',
             'dom/DocumentFullscreen.idl',
             'dom/ParentNode.idl',
+            'html/VoidCallback.idl',
             'page/WindowPagePopup.idl',
             'workers/AbstractWorker.idl',
         ],
         'deprecated_perl_svg_idl_files': [
             'svg/SVGAElement.idl',
             'svg/SVGAltGlyphElement.idl',
             'svg/SVGAltGlyphItemElement.idl',
             'svg/SVGAltGlyphDefElement.idl',
             'svg/SVGAngle.idl',
             'svg/SVGAnimateColorElement.idl',
@@ skipping 3461 matching lines @@
                 'bison_exe': 'bison',
                 # We specify a preprocess so it happens locally and won't get
                 # distributed to goma.
                 # FIXME: /usr/bin/gcc won't exist on OSX forever. We want to
                 # use /usr/bin/clang once we require Xcode 4.x.
                 'preprocessor': '--preprocessor "/usr/bin/gcc -E -P -x c++"'
               }],
          ],
     }
 }