[NoStatePrefetch] Kill renderer after preload scanning

third_party/WebKit/Source/web/PrerendererClientImpl.cpp

 /*
  * Copyright (C) 2012 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 34 matching lines @@
   if (!m_client)
     return;
   WebPrerender webPrerender(prerender);
   m_client->willAddPrerender(&webPrerender);
 }
 
 bool PrerendererClientImpl::isPrefetchOnly() {
   return m_client && m_client->isPrefetchOnly();
 }
 
+void PrerendererClientImpl::onPrefetchFinished() {
+  if (!m_client)
+    return;
+  m_client->onPrefetchFinished();
+}
+
 }  // namespace blink