Convert DeviceManagerDelegate to PermissionProvider mojo interface.

device/devices_app/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("//mojo/public/mojo_application.gni")
 
 source_set("lib") {
   sources = [
     "devices_app.cc",
     "devices_app.h",
     "usb/device_impl.cc",
     "usb/device_impl.h",
     "usb/device_manager_impl.cc",
     "usb/device_manager_impl.h",
     "usb/type_converters.cc",
     "usb/type_converters.h",
   ]
 
   deps = [
     "//device/core",
-    "//device/devices_app/usb/public/cpp",
     "//device/devices_app/usb/public/interfaces",
     "//device/usb",
     "//net",
     "//third_party/mojo/src/mojo/public/cpp/bindings",
     "//third_party/mojo/src/mojo/public/cpp/bindings:callback",
     "//url",
   ]
 
   public_deps = [
     "//base",
@@ skipping 34 matching lines @@
     ]
 
     public_deps = [
       ":lib",
       "//device/devices_app/usb/public/interfaces",
     ]
 
     data_deps = [ ":devices" ]
   }
 }