Adds chrome.memoryBenchmarking.heapProfilerDump for the browser process.

content/browser/renderer_host/memory_benchmark_message_filter.h

Index: content/browser/renderer_host/memory_benchmark_message_filter.h
diff --git a/content/browser/renderer_host/memory_benchmark_message_filter.h b/content/browser/renderer_host/memory_benchmark_message_filter.h
new file mode 100644
index 0000000000000000000000000000000000000000..da5a6aa4b5d12b1f0c4cc9cb39ad8b52a4e243f2
--- /dev/null
+++ b/content/browser/renderer_host/memory_benchmark_message_filter.h
@@ -0,0 +1,30 @@
+// Copyright (c) 2013 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.
+
+#ifndef CONTENT_BROWSER_RENDERER_HOST_MEMORY_BENCHMARK_MESSAGE_FILTER_H_
+#define CONTENT_BROWSER_RENDERER_HOST_MEMORY_BENCHMARK_MESSAGE_FILTER_H_
+
+#include <string>
+
+#include "content/public/browser/browser_message_filter.h"
+
+namespace content {
+
+class MemoryBenchmarkMessageFilter : public BrowserMessageFilter {
+ public:
+  MemoryBenchmarkMessageFilter();
+
+  virtual bool OnMessageReceived(const IPC::Message& message,
+                                 bool* message_was_ok) OVERRIDE;
+ private:
+  virtual ~MemoryBenchmarkMessageFilter();
+
+  void OnHeapProfilerDump(const std::string& reason);
+
+  DISALLOW_COPY_AND_ASSIGN(MemoryBenchmarkMessageFilter);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_RENDERER_HOST_MEMORY_BENCHMARK_MESSAGE_FILTER_H_