Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

bindings/tests/idls/core/TestTypedefs.idl

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 30 matching lines @@
 typedef TestCallbackInterface      TestCallbackInterfaceType;
 typedef TestInterfaceConstructor   T;
 typedef (TestInterface or TestInterfaceEmpty) TestInterfaceOrTestInterfaceEmpty;
 typedef (DOMString or double) DOMStringOrDouble;
 
 [
     Constructor(String stringArg),
 ] interface TestTypedefs {
     attribute ULongLong uLongLongAttribute;
     attribute T tAttribute;
+    attribute DOMStringOrDouble? domStringOrDoubleOrNullAttribute;
 
     void voidMethodArrayOfLongsArg(optional ArrayOfLongs arrayOfLongsArg);
 
     void voidMethodFloatArgStringArg(Float floatArg, String stringArg);
     void voidMethodTestCallbackInterfaceTypeArg(TestCallbackInterfaceType testCallbackInterfaceTypeArg);
 
     ULongLong uLongLongMethodTestInterfaceEmptyTypeSequenceArg(sequence<TestInterfaceEmptyType> testInterfaceEmptyTypeSequenceArg);
     TestInterfaceOrTestInterfaceEmpty testInterfaceOrTestInterfaceEmptyMethod();
     DOMStringOrDouble domStringOrDoubleMethod();
 
     ArrayOfStrings arrayOfStringsMethodArrayOfStringsArg(ArrayOfStrings arrayOfStringsArg);
     String[] stringArrayMethodStringArrayArg(String[] stringArrayArg);
 };