Blink-in-JS: Implement internal APIs exposed only to private scripts

Source/core/testing/PrivateScriptTest.cpp

 // 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.
 
 #include "config.h"
 #include "core/testing/PrivateScriptTest.h"
 
 #include "bindings/core/v8/PrivateScriptRunner.h"
 #include "core/frame/LocalFrame.h"
 #include <v8.h>
 
 namespace blink {
 
 PrivateScriptTest::PrivateScriptTest(LocalFrame* frame)
 {
     ScriptWrappable::init(this);
     v8::Handle<v8::Value> classObject = PrivateScriptRunner::installClassIfNeeded(frame, "PrivateScriptTest");
     RELEASE_ASSERT(!classObject.IsEmpty());
 }
 
+int PrivateScriptTest::addIntegerImplementedInCPPForPrivateScriptOnly(int value1, int value2)
+{
+    return value1 + value2;
+}
+
+String PrivateScriptTest::stringAttributeImplementedInCPPForPrivateScriptOnly()
+{
+    return m_stringAttributeImplementedInCPPForPrivateSriptOnly;
+}
+
+void PrivateScriptTest::setStringAttributeImplementedInCPPForPrivateScriptOnly(String value)
+{
+    m_stringAttributeImplementedInCPPForPrivateSriptOnly = value;
+}
+
 } // namespace blink