gpu::GPUInfo::GPUDevice struct traits

gpu/ipc/common/gpu_info_struct_traits.h

Index: gpu/ipc/common/gpu_info_struct_traits.h
diff --git a/gpu/ipc/common/gpu_info_struct_traits.h b/gpu/ipc/common/gpu_info_struct_traits.h
new file mode 100644
index 0000000000000000000000000000000000000000..bd7e0849c526dedded6bfb8def6d5648acfc142b
--- /dev/null
+++ b/gpu/ipc/common/gpu_info_struct_traits.h
@@ -0,0 +1,49 @@
+// Copyright 2016 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 CC_IPC_GPU_STRUCT_TRAITS_H_
+#define CC_IPC_GPU_STRUCT_TRAITS_H_
+
+#include "gpu/config/gpu_info.h"
+#include "gpu/ipc/common/gpu_info.mojom.h"
+
+namespace mojo {
+
+template <>
+struct StructTraits<gpu::mojom::GpuDevice, gpu::GPUInfo::GPUDevice> {
+  static bool Read(gpu::mojom::GpuDeviceDataView data,
+                   gpu::GPUInfo::GPUDevice* out);
+
+  static uint32_t vendor_id(const gpu::GPUInfo::GPUDevice& input) {
+    return input.vendor_id;
+  }
+
+  static uint32_t device_id(const gpu::GPUInfo::GPUDevice& input) {
+    return input.device_id;
+  }
+
+  static bool active(const gpu::GPUInfo::GPUDevice& input) {
+    return input.active;
+  }
+
+  static std::string vendor_string(const gpu::GPUInfo::GPUDevice& input) {

[dcheng, 2016/07/13 14:36:26]

const std::string& to avoid the copy, here and below

+    return input.vendor_string;
+  }
+
+  static std::string device_string(const gpu::GPUInfo::GPUDevice& input) {
+    return input.device_string;
+  }
+};
+
+template <>
+struct EnumTraits<gpu::mojom::CollectInfoResult, gpu::CollectInfoResult> {
+  static gpu::mojom::CollectInfoResult ToMojom(
+      gpu::CollectInfoResult collect_info_result);
+
+  static bool FromMojom(gpu::mojom::CollectInfoResult input,
+                        gpu::CollectInfoResult* out);
+};
+
+}  // namespace mojo
+#endif  // CC_IPC_GPU_STRUCT_TRAITS_H_