gpu::GPUInfo::GPUDevice struct traits

gpu/ipc/common/gpu_info_struct_traits.cc

+// 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.
+
+#include "gpu/ipc/common/gpu_info_struct_traits.h"
+
+namespace mojo {
+
+// static
+bool StructTraits<gpu::mojom::GpuDevice, gpu::GPUInfo::GPUDevice>::Read(
+    gpu::mojom::GpuDeviceDataView data,
+    gpu::GPUInfo::GPUDevice* out) {
+  out->vendor_id = data.vendor_id();
+  out->device_id = data.device_id();
+  out->active = data.active();
+  return data.ReadVendorString(&out->vendor_string) &&
+         data.ReadDeviceString(&out->device_string);
+}
+
+// static
+gpu::mojom::CollectInfoResult
+EnumTraits<gpu::mojom::CollectInfoResult, gpu::CollectInfoResult>::ToMojom(
+    gpu::CollectInfoResult collect_info_result) {
+  switch (collect_info_result) {
+    case gpu::CollectInfoResult::kCollectInfoNone:
+      return gpu::mojom::CollectInfoResult::kCollectInfoNone;
+    case gpu::CollectInfoResult::kCollectInfoSuccess:
+      return gpu::mojom::CollectInfoResult::kCollectInfoSuccess;
+    case gpu::CollectInfoResult::kCollectInfoNonFatalFailure:
+      return gpu::mojom::CollectInfoResult::kCollectInfoNonFatalFailure;
+    case gpu::CollectInfoResult::kCollectInfoFatalFailure:
+      return gpu::mojom::CollectInfoResult::kCollectInfoFatalFailure;
+  }
+  return gpu::mojom::CollectInfoResult::kCollectInfoNone;
+}
+
+// static
+bool EnumTraits<gpu::mojom::CollectInfoResult, gpu::CollectInfoResult>::
+    FromMojom(gpu::mojom::CollectInfoResult input,
+              gpu::CollectInfoResult* out) {
+  switch (input) {
+    case gpu::mojom::CollectInfoResult::kCollectInfoNone:
+      *out = gpu::CollectInfoResult::kCollectInfoNone;
+      return true;
+    case gpu::mojom::CollectInfoResult::kCollectInfoSuccess:
+      *out = gpu::CollectInfoResult::kCollectInfoSuccess;
+      return true;
+    case gpu::mojom::CollectInfoResult::kCollectInfoNonFatalFailure:
+      *out = gpu::CollectInfoResult::kCollectInfoNonFatalFailure;
+      return true;
+    case gpu::mojom::CollectInfoResult::kCollectInfoFatalFailure:
+      *out = gpu::CollectInfoResult::kCollectInfoFatalFailure;
+      return true;
+  }
+  return false;

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

Nit: NOREACHED() this (as well as line 34)

+}
+
+}  // namespace mojo