[Presentation API] Additional plumbing for PresentationServiceImpl.

content/browser/presentation/presentation_type_converters.h

Index: content/browser/presentation/presentation_type_converters.h
diff --git a/content/browser/presentation/presentation_type_converters.h b/content/browser/presentation/presentation_type_converters.h
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+// Copyright 2015 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 CONTENT_BROWSER_PRESENTATION_PRESENTATION_TYPE_CONVERTERS_H_
+#define CONTENT_BROWSER_PRESENTATION_PRESENTATION_TYPE_CONVERTERS_H_
+
+#include "content/common/content_export.h"
+#include "content/common/presentation/presentation_service.mojom.h"
+#include "content/public/browser/presentation_session.h"
+
+namespace content {
+
+CONTENT_EXPORT presentation::PresentationErrorType PresentationErrorTypeToMojo(
+    PresentationErrorType input);
+
+}  // namespace content
+
+namespace mojo {
+
+// MediaSink conversion helpers.
+template <>
+struct TypeConverter<presentation::PresentationSessionInfoPtr,
+                     content::PresentationSessionInfo> {
+  static presentation::PresentationSessionInfoPtr Convert(
+      const content::PresentationSessionInfo& input) {
+    presentation::PresentationSessionInfoPtr output(
+        presentation::PresentationSessionInfo::New());
+    output->url = input.presentation_url;
+    output->id = input.presentation_id;
+    return output.Pass();
+  }
+};
+
+template <>
+struct TypeConverter<presentation::PresentationErrorPtr,
+                     content::PresentationError> {
+  static presentation::PresentationErrorPtr Convert(
+      const content::PresentationError& input) {
+    presentation::PresentationErrorPtr output(
+        presentation::PresentationError::New());
+    output->error_type = PresentationErrorTypeToMojo(input.error_type);
+    output->message = input.message;
+    return output.Pass();
+  }
+};
+
+}  // namespace mojo
+
+#endif  // CONTENT_BROWSER_PRESENTATION_PRESENTATION_TYPE_CONVERTERS_H_