Added rendering benchmark javascript hook

content/renderer/rendering_benchmark_results.cc

Index: content/renderer/rendering_benchmark_results.cc
diff --git a/content/renderer/rendering_benchmark_results.cc b/content/renderer/rendering_benchmark_results.cc
new file mode 100644
index 0000000000000000000000000000000000000000..fde39c9e9c8067a8e95742f8115db937a837fd4c
--- /dev/null
+++ b/content/renderer/rendering_benchmark_results.cc
@@ -0,0 +1,9 @@
+// Copyright (c) 2012 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 "content/renderer/rendering_benchmark_results.h"
+
+namespace content {
+RenderingBenchmarkResults::~RenderingBenchmarkResults() { }
+}  // namespace content