Enable WebUSB on Android.

content/renderer/BUILD.gn

 # Copyright 2014 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/features.gni")
 import("//build/config/ui.gni")
 import("//content/renderer/renderer.gni")
 import("//media/media_options.gni")
 
 source_set("renderer") {
@@ skipping 23 matching lines @@
     "//components/startup_metric_utils/common",
     "//components/url_formatter",
     "//components/webusb",
     "//content:resources",
     "//content/common:mojo_bindings",
     "//content/public/child:child_sources",
     "//content/public/common:common_sources",
     "//content/public/common:mojo_bindings",
     "//crypto:platform",
     "//device/battery:mojo_bindings",
+    "//device/devices_app/usb/public/interfaces",
     "//device/vibration:mojo_bindings",
     "//gin",
     "//gpu",
     "//gpu/command_buffer/client:gles2_interface",
     "//jingle:jingle_glue",
     "//media",
     "//media/blink",
     "//mojo/application/public/interfaces",
     "//mojo/common:url_type_converters",
     "//mojo/converters/geometry",
@@ skipping 31 matching lines @@
       "webscrollbarbehavior_impl_gtkoraura.cc",
       "webscrollbarbehavior_impl_gtkoraura.h",
     ]
     sources += [
       "external_popup_menu.cc",
       "external_popup_menu.h",
     ]
   }
 
   if (is_android) {
-    sources -= [
-      "media/audio_decoder.cc",
-      "usb/type_converters.cc",
-      "usb/type_converters.h",
-      "usb/web_usb_client_impl.cc",
-      "usb/web_usb_client_impl.h",
-      "usb/web_usb_device_impl.cc",
-      "usb/web_usb_device_impl.h",
-    ]
+    sources -= [ "media/audio_decoder.cc" ]
     sources += [
       "external_popup_menu.cc",
       "external_popup_menu.h",
     ]
 
     # Add back the Linux file which Android shares.
     set_sources_assignment_filter([])
     sources += [ "render_view_linux.cc" ]
 
     deps += [
       "//third_party/android_tools:cpu_features",
       "//third_party/libphonenumber",
     ]
-
-    deps -= [ "//components/webusb" ]
   } else {
     sources -= [
       "java/gin_java_bridge_dispatcher.cc",
       "java/gin_java_bridge_dispatcher.h",
       "java/gin_java_bridge_object.cc",
       "java/gin_java_bridge_object.h",
       "java/gin_java_bridge_value_converter.cc",
       "java/gin_java_bridge_value_converter.h",
       "java/gin_java_function_invocation_helper.cc",
       "java/gin_java_function_invocation_helper.h",
     ]
-
-    deps += [
-      "//device/devices_app/public/cpp",
-      "//device/devices_app/usb/public/interfaces",
-    ]
   }
 
   # TODO(jrg): remove the OS=="android" section?
   # http://crbug.com/113172
   # Understand better how media_stream_ is tied into Chromium.
   if (!enable_webrtc && is_android) {
     sources -= [
       "media/media_stream_audio_level_calculator.cc",
       "media/media_stream_audio_level_calculator.h",
       "media/media_stream_center.h",
@@ skipping 81 matching lines @@
       "vr/vr_dispatcher.h",
       "vr/vr_type_converters.cc",
       "vr/vr_type_converters.h",
     ]
   }
 
   if (use_seccomp_bpf) {
     defines += [ "USE_SECCOMP_BPF" ]
   }
 }