Experimental USB API

chrome/common/extensions/api/api.gyp

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'api',
       'type': 'static_library',
       'sources': [
@@ skipping 13 matching lines @@
           'storage.json',
           'tabs.json',
           'windows.json',
         ],
         'idl_schema_files': [
           'experimental.alarms.idl',
           'experimental.bluetooth.idl',
           'experimental.dns.idl',
           'experimental.serial.idl',
           'experimental.socket.idl',
+          'experimental.usb.idl',
         ],
         'cc_dir': 'chrome/common/extensions/api',
         'root_namespace': 'extensions::api',
       },
+      'conditions': [
+        ['OS=="android"', {
+          'idl_schema_files!': [
+            'experimental.usb.idl',
+          ],
+        }],
+      ],
     },
   ],
 }