Mojo interfaces needed for switching audio rendering stream creation and closing from IPC to Mojo

media/mojo/interfaces/audio_parameters.typemap

Index: media/mojo/interfaces/audio_parameters.typemap
diff --git a/media/mojo/interfaces/audio_parameters.typemap b/media/mojo/interfaces/audio_parameters.typemap
new file mode 100644
index 0000000000000000000000000000000000000000..e7e8a234a1fe6aea0ef1761df9339f1ebb02392e
--- /dev/null
+++ b/media/mojo/interfaces/audio_parameters.typemap
@@ -0,0 +1,9 @@
+# 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.
+
+mojom = "//media/mojo/interfaces/audio_parameters.mojom"
+public_headers = [ "//media/base/audio_parameters.h" ]
+traits_headers = [ "//media/base/ipc/media_param_traits.h" ]
+deps = [ "//media/base/ipc" ]
+type_mappings = [ "media.mojom.AudioParameters=media::AudioParameters" ]