[Presentation API] Additional plumbing for PresentationServiceImpl.

content/browser/presentation/presentation_type_converters.cc

Index: content/browser/presentation/presentation_type_converters.cc
diff --git a/content/browser/presentation/presentation_type_converters.cc b/content/browser/presentation/presentation_type_converters.cc
new file mode 100644
index 0000000000000000000000000000000000000000..73c4804edbe3539573f7544846718a63ae2fd1eb
--- /dev/null
+++ b/content/browser/presentation/presentation_type_converters.cc
@@ -0,0 +1,29 @@
+// 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.
+
+#include "content/browser/presentation/presentation_type_converters.h"
+
+#include "base/logging.h"
+
+namespace content {
+
+presentation::PresentationErrorType PresentationErrorTypeToMojo(
+    content::PresentationErrorType input) {
+  switch (input) {
+    case content::PRESENTATION_ERROR_NO_AVAILABLE_SCREENS:
+      return presentation::PRESENTATION_ERROR_TYPE_NO_AVAILABLE_SCREENS;
+    case content::PRESENTATION_ERROR_SESSION_REQUEST_CANCELLED:
+      return presentation::PRESENTATION_ERROR_TYPE_SESSION_REQUEST_CANCELLED;
+    case content::PRESENTATION_ERROR_NO_PRESENTATION_FOUND:
+      return presentation::PRESENTATION_ERROR_TYPE_NO_PRESENTATION_FOUND;
+    case content::PRESENTATION_ERROR_UNKNOWN:
+      return presentation::PRESENTATION_ERROR_TYPE_UNKNOWN;
+    default:
+      NOTREACHED();
+      return presentation::PRESENTATION_ERROR_TYPE_UNKNOWN;
+  }
+}
+
+}  // namespace content
+