Sample code: IPC Transport object for GPU

content/common/gpu/command_buffer_console_message.h

Index: content/common/gpu/command_buffer_console_message.h
diff --git a/content/common/gpu/command_buffer_console_message.h b/content/common/gpu/command_buffer_console_message.h
new file mode 100644
index 0000000000000000000000000000000000000000..e13ff77fc2c9526c4ecf8978e85499603e0fd4cb
--- /dev/null
+++ b/content/common/gpu/command_buffer_console_message.h
@@ -0,0 +1,24 @@
+// Copyright 2015 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_COMMON_GPU_COMMAND_BUFFER_CONSOLE_MESSAGE_H_
+#define CONTENT_COMMON_GPU_COMMAND_BUFFER_CONSOLE_MESSAGE_H_
+
+#include <string>
+
+#include "content/common/content_export.h"
+
+namespace content {
+
+struct CONTENT_EXPORT CommandBufferConsoleMessage {
+  CommandBufferConsoleMessage() : id(0) {}
+
+  int32_t id;
+
+  std::string message;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_COMMON_GPU_COMMAND_BUFFER_CONSOLE_MESSAGE_H_