Global Resource Coordinator: Basic service internals

services/resource_coordinator/public/cpp/coordination_unit_struct_traits.cc

+// Copyright 2017 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 "services/resource_coordinator/public/cpp/coordination_unit_struct_traits.h"
+
+namespace mojo {
+
+// static
+resource_coordinator::mojom::CoordinationUnitType
+EnumTraits<resource_coordinator::mojom::CoordinationUnitType,
+           resource_coordinator::CoordinationUnitType>::
+    ToMojom(resource_coordinator::CoordinationUnitType type) {
+  switch (type) {
+    case resource_coordinator::CoordinationUnitType::kWebContents:
+      return resource_coordinator::mojom::CoordinationUnitType::kWebContents;
+    case resource_coordinator::CoordinationUnitType::kFrame:
+      return resource_coordinator::mojom::CoordinationUnitType::kFrame;
+    case resource_coordinator::CoordinationUnitType::kNavigation:
+      return resource_coordinator::mojom::CoordinationUnitType::kNavigation;
+    case resource_coordinator::CoordinationUnitType::kProcess:
+      return resource_coordinator::mojom::CoordinationUnitType::kProcess;
+    default:
+      NOTREACHED() << "Invalid type: " << static_cast<uint8_t>(type);
+      // This should not be reached. Just return a random value.
+      return resource_coordinator::mojom::CoordinationUnitType::kWebContents;
+  }
+}
+
+// static
+bool EnumTraits<resource_coordinator::mojom::CoordinationUnitType,
+                resource_coordinator::CoordinationUnitType>::
+    FromMojom(resource_coordinator::mojom::CoordinationUnitType input,
+              resource_coordinator::CoordinationUnitType* out) {
+  switch (input) {
+    case resource_coordinator::mojom::CoordinationUnitType::kWebContents:
+      *out = resource_coordinator::CoordinationUnitType::kWebContents;
+      break;
+    case resource_coordinator::mojom::CoordinationUnitType::kFrame:
+      *out = resource_coordinator::CoordinationUnitType::kFrame;
+      break;
+    case resource_coordinator::mojom::CoordinationUnitType::kNavigation:
+      *out = resource_coordinator::CoordinationUnitType::kNavigation;
+      break;
+    case resource_coordinator::mojom::CoordinationUnitType::kProcess:
+      *out = resource_coordinator::CoordinationUnitType::kProcess;
+      break;
+    default:
+      NOTREACHED() << "Invalid type: " << static_cast<uint8_t>(input);
+      return false;
+  }
+  return true;
+}
+
+// static
+bool StructTraits<resource_coordinator::mojom::CoordinationUnitIDDataView,
+                  resource_coordinator::CoordinationUnitID>::
+    Read(resource_coordinator::mojom::CoordinationUnitIDDataView input,
+         resource_coordinator::CoordinationUnitID* out) {
+  out->id = input.id();
+  if (!input.ReadType(&out->type))
+    return false;
+  return true;
+}
+
+}  // namespace mojo