Support reading multiple InterfaceProviderSpecs from manifests

services/service_manager/public/cpp/service_info_struct_traits.h

+// 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 SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_INFO_STRUCT_TRAITS_H_
+#define SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_INFO_STRUCT_TRAITS_H_
+
+#include "services/service_manager/public/cpp/service_info.h"
+#include "services/service_manager/public/interfaces/service.mojom.h"
+
+namespace mojo {
+
+template <>
+struct StructTraits<service_manager::mojom::ServiceInfo::DataView,
+                    service_manager::ServiceInfo> {
+  static const service_manager::InterfaceProviderSpecMap&
+      interface_provider_specs(const service_manager::ServiceInfo& info) {
+    return info.interface_provider_specs;
+  }
+  static const service_manager::Identity& identity(
+      const service_manager::ServiceInfo& info) {
+    return info.identity;
+  }
+  static bool Read(service_manager::mojom::ServiceInfoDataView data,
+                   service_manager::ServiceInfo* out) {
+    return data.ReadIdentity(&out->identity) &&
+           data.ReadInterfaceProviderSpecs(&out->interface_provider_specs);
+  }
+};
+
+}  // namespace mojo
+
+#endif  // SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_INFO_STRUCT_TRAITS_H_