Morph CapabilityFilter into caps::Capabilities, which supports capability classes (yet unimplemente…

mojo/shell/public/cpp/lib/capabilities.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 "mojo/shell/public/cpp/capabilities.h"
+
+namespace mojo {
+namespace caps {
+
+bool CapabilityRequest::operator==(const CapabilityRequest& other) const {
+  return other.classes == classes && other.interfaces == interfaces;
+}
+
+bool CapabilitySpec::operator==(const CapabilitySpec& other) const {
+  return other.provided == provided && other.required == required;
+}
+
+}  // namespace caps
+
+// static
+shell::mojom::CapabilitySpecPtr
+TypeConverter<shell::mojom::CapabilitySpecPtr, caps::CapabilitySpec>::Convert(
+    const caps::CapabilitySpec& input) {
+  shell::mojom::CapabilitySpecPtr spec(shell::mojom::CapabilitySpec::New());
+  spec->provided =
+      mojo::Map<mojo::String, mojo::Array<mojo::String>>::From(input.provided);
+  spec->required =
+      mojo::Map<mojo::String, shell::mojom::CapabilityRequestPtr>::From(
+          input.required);
+  return spec;
+}
+
+// static
+caps::CapabilitySpec
+TypeConverter<caps::CapabilitySpec, shell::mojom::CapabilitySpecPtr>::Convert(
+    const shell::mojom::CapabilitySpecPtr& input) {
+  caps::CapabilitySpec spec;
+  spec.provided = input->provided.To<std::map<caps::Class, caps::Interfaces>>();
+  spec.required =
+      input->required.To<std::map<caps::Name, caps::CapabilityRequest>>();
+  return spec;
+}
+
+// static
+shell::mojom::CapabilityRequestPtr
+TypeConverter<shell::mojom::CapabilityRequestPtr,
+              caps::CapabilityRequest>::Convert(
+    const caps::CapabilityRequest& input) {
+  shell::mojom::CapabilityRequestPtr request(
+      shell::mojom::CapabilityRequest::New());
+  request->classes = mojo::Array<mojo::String>::From(input.classes);
+  request->interfaces = mojo::Array<mojo::String>::From(input.interfaces);
+  return request;
+}
+
+// static
+caps::CapabilityRequest
+TypeConverter<caps::CapabilityRequest,
+              shell::mojom::CapabilityRequestPtr>::Convert(
+    const shell::mojom::CapabilityRequestPtr& input) {
+  caps::CapabilityRequest request;
+  request.classes = input->classes.To<std::set<std::string>>();
+  request.interfaces = input->interfaces.To<std::set<std::string>>();
+  return request;
+}
+
+}  // namespace mojo