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

Source/core/core.gypi

Index: Source/core/core.gypi
diff --git a/Source/core/core.gypi b/Source/core/core.gypi
index 6e8312c1408bd6e9f9ca8251e05136e2a6381702..ec7360c4755364bde23a92c365f1ef2c5d80394a 100644
--- a/Source/core/core.gypi
+++ b/Source/core/core.gypi
@@ -90,10 +90,8 @@
             'dom/Promise.idl',
             'dom/PromiseResolver.idl',
             'dom/Range.idl',
-            'dom/RequestAnimationFrameCallback.idl',
             'dom/ResourceProgressEvent.idl',
             'dom/SecurityPolicyViolationEvent.idl',
-            'dom/StringCallback.idl',
             'dom/Text.idl',
             'dom/TextEvent.idl',
             'dom/Touch.idl',
@@ -201,7 +199,6 @@
             'html/TimeRanges.idl',
             'html/URL.idl',
             'html/ValidityState.idl',
-            'html/VoidCallback.idl',
             'html/canvas/ANGLEInstancedArrays.idl',
             'html/canvas/ArrayBufferView.idl',
             'html/canvas/CanvasGradient.idl',
@@ -271,7 +268,6 @@
             'page/EventSource.idl',
             'page/History.idl',
             'page/ImageBitmap.idl',
-            'page/ImageBitmapCallback.idl',
             'page/Location.idl',
             'page/MemoryInfo.idl',
             'page/Navigator.idl',
@@ -322,6 +318,10 @@
             'dom/ChildNode.idl',
             'dom/DocumentFullscreen.idl',
             'dom/ParentNode.idl',
+            'dom/RequestAnimationFrameCallback.idl',
+            'dom/StringCallback.idl',
+            'html/VoidCallback.idl',
+            'page/ImageBitmapCallback.idl',
             'page/WindowPagePopup.idl',
             'workers/AbstractWorker.idl',
         ],