Implement Blink-side changes to enable V8 code caching.

Source/web/WebSettingsImpl.cpp

 /*
  * Copyright (C) 2009 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 677 matching lines @@
 void WebSettingsImpl::setMainFrameResizesAreOrientationChanges(bool enabled)
 {
     m_mainFrameResizesAreOrientationChanges = enabled;
 }
 
 void WebSettingsImpl::setDisallowFullscreenForNonMediaElements(bool enabled)
 {
     m_settings->setDisallowFullscreenForNonMediaElements(enabled);
 }
 
+void WebSettingsImpl::setV8CacheOptions(V8CacheOptions options)
+{
+    m_settings->setV8CacheOptions(static_cast<blink::V8CacheOptions>(options));
+}
+
 } // namespace blink