Web MIDI: use midi_service.mojom for media::midi::Result

media/midi/BUILD.gn

 # 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.
 
 import("//build/config/android/config.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//media/media_options.gni")
+import("//mojo/public/tools/bindings/mojom.gni")
 import("//testing/test.gni")
 
 if (is_android) {
   # For generate_jni().
   import("//build/config/android/rules.gni")
 }
 
 # Common configuration for targets in the media/midi directory.
 config("midi_config") {
   if (use_alsa && use_udev) {
@@ skipping 69 matching lines @@
     "midi_scheduler.cc",
     "midi_scheduler.h",
     "midi_switches.cc",
     "midi_switches.h",
   ]
 
   configs += [ ":midi_config" ]
 
   defines = [ "MIDI_IMPLEMENTATION" ]
   deps = [
+    ":mojo",
     "//base",
   ]
   libs = []
 
   if (is_android) {
     # TODO(yhirano): Consider having "android" subdirectory.
     sources += [
                  "midi_device_android.cc",
                  "midi_device_android.h",
                  "midi_jni_registrar.cc",
@@ skipping 52 matching lines @@
       "midi_manager_alsa.cc",
       "midi_manager_alsa.h",
     ]
   }
 
   if (use_udev) {
     deps += [ "//device/udev_linux" ]
   }
 }
 
+mojom("mojo") {
+  sources = [
+    "midi_service.mojom",
+  ]
+  use_new_wrapper_types = true
+}
+
 test("midi_unittests") {
   sources = [
     "midi_manager_unittest.cc",
     "midi_manager_usb_unittest.cc",
     "midi_message_queue_unittest.cc",
     "midi_message_util_unittest.cc",
     "usb_midi_descriptor_parser_unittest.cc",
     "usb_midi_input_stream_unittest.cc",
     "usb_midi_output_stream_unittest.cc",
   ]
@@ skipping 21 matching lines @@
     sources += [ "midi_manager_alsa_unittest.cc" ]
   }
 
   if (use_x11) {
     deps += [ "//tools/xdisplaycheck" ]
   }
 
   # This target should not require the Chrome executable to run.
   assert_no_deps = [ "//chrome" ]
 }