Blink-in-JS: Support partial interfaces in private scripts

Source/core/testing/PartialPrivateScriptTest.idl

Index: Source/core/testing/PartialPrivateScriptTest.idl
diff --git a/Source/core/testing/PartialPrivateScriptTest.idl b/Source/core/testing/PartialPrivateScriptTest.idl
new file mode 100644
index 0000000000000000000000000000000000000000..b19d17f6139ff41d48f79873145374ae672d0fa3
--- /dev/null
+++ b/Source/core/testing/PartialPrivateScriptTest.idl
@@ -0,0 +1,9 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+partial interface PrivateScriptTest {
+    [ImplementedInPrivateScript] short addIntegerInPartial(short value1, short value2);
+    [ImplementedInPrivateScript] short addInteger2InPartial(short value1, short value2);
+    [ImplementedInPrivateScript] attribute DOMString stringAttributeInPartial;
+};