Implement device::BatteryStatus support for UPower daemon 0.99.x

device/device_tests.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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 174 matching lines @@
           'dependencies!': [
             'hid/hid.gyp:device_hid',
             'serial/serial.gyp:device_serial',
             'serial/serial.gyp:device_serial_test_util',
           ],
           'sources/': [
             ['exclude', '^serial/'],
             ['exclude', '^hid/'],
           ],
         }],
-        ['use_dbus==0', {
+        ['OS=="linux" and use_dbus==1', {
+          'dependencies': [
+            '../dbus/dbus.gyp:dbus_test_support',
+          ],
+        }, {  # OS != "linux" or use_dbus==0
           'sources!': [
             'battery/battery_status_manager_linux_unittest.cc',
           ],
         }],
         ['OS=="win"', {
           'sources': [
             'bluetooth/bluetooth_classic_win_fake.cc',
             'bluetooth/bluetooth_classic_win_fake.h',
             'bluetooth/bluetooth_low_energy_win_fake.h',
             'bluetooth/bluetooth_low_energy_win_fake.cc',
@@ skipping 71 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'device_unittests.isolate',
           ]
         }
       ]
     }]
   ],
 }