Rework static method support.

lib/dom/scripts/systemwrapping.py

Index: lib/dom/scripts/systemwrapping.py
diff --git a/lib/dom/scripts/systemwrapping.py b/lib/dom/scripts/systemwrapping.py
index 1ba56d567dadd40d9586cef73d08bfe7d156c277..387fc529a927cf29210a3358c49900c26cf3fe7b 100644
--- a/lib/dom/scripts/systemwrapping.py
+++ b/lib/dom/scripts/systemwrapping.py
@@ -358,6 +358,9 @@ class WrappingInterfaceGenerator(object):
     Arguments:
       info: An OperationInfo object.
     """
+    if info.IsStatic():
+      return
+
     body = self._members_emitter.Emit(
         '\n'
         '  $TYPE $NAME($PARAMS) {\n'
@@ -376,7 +379,7 @@ class WrappingInterfaceGenerator(object):
     if fallthrough:
       body.Emit('    throw "Incorrect number or type of arguments";\n');
 
-  def GenerateSingleOperation(self,  emitter, info, indent, operation):
+  def GenerateSingleOperation(self, emitter, info, indent, operation):
     """Generates a call to a single operation.
 
     Arguments: