Implement MojoAudioRendererSink and use it in UtilityMojoMediaClient

media/mojo/interfaces/output_device_info.typemap

Index: media/mojo/interfaces/output_device_info.typemap
diff --git a/media/mojo/interfaces/output_device_info.typemap b/media/mojo/interfaces/output_device_info.typemap
new file mode 100644
index 0000000000000000000000000000000000000000..c30c5a94a4812f1c704beb01558b4c006c7708ec
--- /dev/null
+++ b/media/mojo/interfaces/output_device_info.typemap
@@ -0,0 +1,12 @@
+# 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.
+
+mojom = "//media/mojo/interfaces/output_device_info.mojom"
+public_headers = [ "//media/base/output_device_info.h" ]
+traits_headers = [ "//media/base/ipc/media_param_traits.h" ]
+deps = [
+  "//media",
+  "//media/base/ipc",
+]
+type_mappings = [ "media.mojom.OutputDeviceInfo=media::OutputDeviceInfo" ]