Consume Mojo services directly in Blink's WebUSB implementation.

content/content_renderer.gypi

 # Copyright (c) 2012 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base',
     '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
     '../cc/cc.gyp:cc',
     '../cc/cc.gyp:cc_proto',
     '../cc/blink/cc_blink.gyp:cc_blink',
     '../components/scheduler/scheduler.gyp:scheduler',
     '../components/url_formatter/url_formatter.gyp:url_formatter',
     '../device/battery/battery.gyp:device_battery',
     '../device/battery/battery.gyp:device_battery_mojo_bindings',
-    '../device/usb/usb.gyp:device_usb_mojo_bindings',
     '../device/vibration/vibration.gyp:device_vibration',
     '../device/vibration/vibration.gyp:device_vibration_mojo_bindings',
     '../gin/gin.gyp:gin',
     '../gpu/gpu.gyp:gpu',
     '../ipc/ipc.gyp:ipc',
     '../jingle/jingle.gyp:jingle_glue',
     '../media/blink/media_blink.gyp:media_blink',
     '../media/media.gyp:media',
     '../mojo/mojo_base.gyp:mojo_application_bindings',
     '../mojo/mojo_base.gyp:mojo_geometry_lib',
@@ skipping 434 matching lines @@
       'renderer/stats_collection_controller.cc',
       'renderer/stats_collection_controller.h',
       'renderer/stats_collection_observer.cc',
       'renderer/stats_collection_observer.h',
       'renderer/text_input_client_observer.cc',
       'renderer/text_input_client_observer.h',
       'renderer/theme_helper_mac.h',
       'renderer/theme_helper_mac.mm',
       'renderer/top_level_blame_context.cc',
       'renderer/top_level_blame_context.h',
-      'renderer/usb/type_converters.cc',
-      'renderer/usb/type_converters.h',
-      'renderer/usb/web_usb_client_impl.cc',
-      'renderer/usb/web_usb_client_impl.h',
-      'renderer/usb/web_usb_device_impl.cc',
-      'renderer/usb/web_usb_device_impl.h',
       'renderer/wake_lock/wake_lock_dispatcher.cc',
       'renderer/wake_lock/wake_lock_dispatcher.h',
       'renderer/web_frame_utils.cc',
       'renderer/web_frame_utils.h',
       'renderer/web_ui_extension.cc',
       'renderer/web_ui_extension.h',
       'renderer/web_ui_extension_data.cc',
       'renderer/web_ui_extension_data.h',
       'renderer/webclipboard_impl.cc',
       'renderer/webclipboard_impl.h',
@@ skipping 437 matching lines @@
     }],
   ],
   'target_conditions': [
     ['OS=="android"', {
       'sources/': [
         ['include', '^renderer/render_view_linux\\.cc$'],
       ],
     }],
   ],
 }