Store USB device permissions in website settings.

chrome/chrome_browser.gypi

 # Copyright 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.
 
 {
   'variables': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 1297 matching lines @@
       'browser/status_icons/desktop_notification_balloon.cc',
       'browser/status_icons/desktop_notification_balloon.h',
       'browser/sync/glue/extension_data_type_controller.cc',
       'browser/sync/glue/extension_data_type_controller.h',
       'browser/sync/glue/extension_setting_data_type_controller.cc',
       'browser/sync/glue/extension_setting_data_type_controller.h',
       'browser/sync/sync_ui_util.cc',
       'browser/sync/sync_ui_util.h',
       'browser/tracing/chrome_tracing_delegate.cc',
       'browser/tracing/chrome_tracing_delegate.h',
+      'browser/usb/usb_chooser_context.cc',
+      'browser/usb/usb_chooser_context.h',
+      'browser/usb/usb_chooser_context_factory.cc',
+      'browser/usb/usb_chooser_context_factory.h',
       'browser/upgrade_detector.cc',
       'browser/upgrade_detector.h',
       'browser/usb/usb_tab_helper.cc',
       'browser/usb/usb_tab_helper.h',
       'browser/usb/web_usb_permission_provider.cc',
       'browser/usb/web_usb_permission_provider.h',
     ],
     'chrome_browser_win_sources': [
       'browser/browser_process_platform_part_aurawin.cc',
       'browser/browser_process_platform_part_aurawin.h',
@@ skipping 769 matching lines @@
       'browser/password_manager/simple_password_store_mac.h',
     ],
     # Used on Mac and Android platforms.
     'chrome_browser_password_manager_mac_android_sources': [
       'browser/password_manager/password_manager_infobar_delegate.cc',
       'browser/password_manager/password_manager_infobar_delegate.h',
       'browser/password_manager/save_password_infobar_delegate.cc',
       'browser/password_manager/save_password_infobar_delegate.h',
     ],
     'chrome_browser_permissions_sources': [
+      'browser/permissions/chooser_context_base.cc',
+      'browser/permissions/chooser_context_base.h',
       'browser/permissions/permission_context.cc',
       'browser/permissions/permission_context.h',
       'browser/permissions/permission_context_base.cc',
       'browser/permissions/permission_context_base.h',
       'browser/permissions/permission_context_factory_base.cc',
       'browser/permissions/permission_context_factory_base.h',
       'browser/permissions/permission_infobar_delegate.cc',
       'browser/permissions/permission_infobar_delegate.h',
       'browser/permissions/permission_manager.cc',
       'browser/permissions/permission_manager.h',
@@ skipping 1971 matching lines @@
             '../components/components.gyp:omnibox_browser',
             '../components/components.gyp:rlz',
             '../components/components.gyp:search_engines',
             '../rlz/rlz.gyp:rlz_lib',
           ],
         },
       ],
     }],
   ],
 }