dbus: Use randomly generated string as a TestService's service name

dbus/property_unittest.cc

 // 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.
 
 #include "dbus/property.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <string>
@@ skipping 59 matching lines @@
     ASSERT_TRUE(test_service_->WaitUntilServiceIsStarted());
     ASSERT_TRUE(test_service_->HasDBusThread());
 
     // Create the client, using the D-Bus thread.
     Bus::Options bus_options;
     bus_options.bus_type = Bus::SESSION;
     bus_options.connection_type = Bus::PRIVATE;
     bus_options.dbus_task_runner = dbus_thread_->task_runner();
     bus_ = new Bus(bus_options);
     object_proxy_ = bus_->GetObjectProxy(
-        "org.chromium.TestService",
+        test_service_->service_name(),
         ObjectPath("/org/chromium/TestObject"));
     ASSERT_TRUE(bus_->HasDBusThread());
 
     // Create the properties structure
     properties_.reset(new Properties(
         object_proxy_,
         base::Bind(&PropertyTest::OnPropertyChanged,
                    base::Unretained(this))));
     properties_->ConnectSignals();
     properties_->GetAll();
@@ skipping 334 matching lines @@
   Property<std::vector<std::pair<std::vector<uint8_t>, uint16_t>>> ip_list;
   ip_list.ReplaceSetValueForTesting(test_list);
   ip_list.AppendSetValueToWriter(&writer);
 
   MessageReader reader(message.get());
   EXPECT_TRUE(ip_list.PopValueFromReader(&reader));
   EXPECT_EQ(test_list, ip_list.value());
 }
 
 }  // namespace dbus