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

media/mojo/interfaces/mojo_bindings.gyp

Index: media/mojo/interfaces/mojo_bindings.gyp
diff --git a/media/mojo/interfaces/mojo_bindings.gyp b/media/mojo/interfaces/mojo_bindings.gyp
index 7a3bf4588a98171d88dc607f2c684f318371212a..8a4bdfe62062faa48fb6a9938f80ce37508f7310 100644
--- a/media/mojo/interfaces/mojo_bindings.gyp
+++ b/media/mojo/interfaces/mojo_bindings.gyp
@@ -5,6 +5,31 @@
   'targets': [
     {
       # GN version: //media/mojo/interfaces
+      'target_name': 'audio_output_mojom',
+      'type': 'none',
+      'variables': {
+        'mojom_files': [
+          'audio_output.mojom',
+          'audio_parameters.mojom',
+        ],
+      },
+      'dependencies': [
+       '../../../mojo/mojo_public.gyp:mojo_cpp_bindings',
+      ],
+      'includes': [ '../../../mojo/mojom_bindings_generator_explicit.gypi' ],
+      'mojom_typemaps': [
+          'audio_parameters.typemap',
+      ],
+    },
+    {
+      'target_name': 'audio_output_mojom_bindings',
+      'type': 'static_library',
+      'dependencies': [
+        'audio_output_mojom',
+      ],
+    },
+    {
+      # GN version: //media/mojo/interfaces
       'target_name': 'platform_verification_mojo_bindings',
       'type': 'none',
       'sources': [