Implement proxy for 3d-related interfaces

gpu/ipc/gpu_command_buffer_traits.cc

+// Copyright (c) 2011 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 "gpu/ipc/gpu_command_buffer_traits.h"
+
+namespace IPC {
+
+void ParamTraits<gpu::CommandBuffer::State> ::Write(Message* m,
+                                                    const param_type& p) {
+  WriteParam(m, p.num_entries);
+  WriteParam(m, p.get_offset);
+  WriteParam(m, p.put_offset);
+  WriteParam(m, p.token);
+  WriteParam(m, static_cast<int32>(p.error));
+}
+
+bool ParamTraits<gpu::CommandBuffer::State> ::Read(const Message* m,
+                                                   void** iter,
+                                                   param_type* p) {
+  int32 temp;
+  if (ReadParam(m, iter, &p->num_entries) &&
+      ReadParam(m, iter, &p->get_offset) &&
+      ReadParam(m, iter, &p->put_offset) &&
+      ReadParam(m, iter, &p->token) &&
+      ReadParam(m, iter, &temp)) {
+    p->error = static_cast<gpu::error::Error>(temp);
+    return true;
+  } else {
+    return false;
+  }
+}
+
+void ParamTraits<gpu::CommandBuffer::State> ::Log(const param_type& p,
+                                                  std::string* l) {
+  l->append("<CommandBuffer::State>");
+}
+
+}  // namespace IPC