[WIP][NotForLand]: Use Mojo for WebMIDI IPC

media/media.gyp

Index: media/media.gyp
diff --git a/media/media.gyp b/media/media.gyp
index 937e7ac001daeb04be67e1334e1434a347d0cd11..ba24dc63baf28e8a549d905ea824cf3b90822e75 100644
--- a/media/media.gyp
+++ b/media/media.gyp
@@ -69,6 +69,7 @@
         '../ui/gfx/gfx.gyp:gfx',
         '../ui/gfx/gfx.gyp:gfx_geometry',
         '../url/url.gyp:url_lib',
+        'media_mojo_bindings',
         'shared_memory_support',
       ],
       'defines': [
@@ -508,6 +509,8 @@
         'midi/midi_message_util.h',
         'midi/midi_port_info.cc',
         'midi/midi_port_info.h',
+        'midi/midi_service_impl.cc',
+        'midi/midi_service_impl.h',
         'midi/usb_midi_descriptor_parser.cc',
         'midi/usb_midi_descriptor_parser.h',
         'midi/usb_midi_device.h',
@@ -1098,6 +1101,17 @@
       ],  # target_conditions
     },
     {
+      # TODO(bashi): Write GN version
+      'target_name': 'media_mojo_bindings',
+      'type': 'static_library',
+      'includes': [
+        '../third_party/mojo/mojom_bindings_generator.gypi',
+      ],
+      'sources': [
+        'midi/midi_service.mojom',
+      ],
+    },
+    {
       # GN version: //media:media_unittests
       'target_name': 'media_unittests',
       'type': '<(gtest_target_type)',