Added switch that let us 'un-stub' certain dbus clients.

device/bluetooth/bluetooth_chromeos_unittest.cc

Index: device/bluetooth/bluetooth_chromeos_unittest.cc
diff --git a/device/bluetooth/bluetooth_chromeos_unittest.cc b/device/bluetooth/bluetooth_chromeos_unittest.cc
index 379d1dfd25fc6994e462d11726f63e0f80651331..1a27e77fde0e6e0f4dcf660d461e00b8399c23a1 100644
--- a/device/bluetooth/bluetooth_chromeos_unittest.cc
+++ b/device/bluetooth/bluetooth_chromeos_unittest.cc
@@ -235,6 +235,7 @@ class BluetoothChromeOSTest : public testing::Test {
  public:
   virtual void SetUp() {
     FakeDBusThreadManager* fake_dbus_thread_manager = new FakeDBusThreadManager;
+    DBusThreadManager::InitializeForTesting(fake_dbus_thread_manager);

[armansito, 2014/08/13 20:59:27]

Can you add a note here explaining why this has to happen before the following?

     fake_bluetooth_adapter_client_ = new FakeBluetoothAdapterClient;
     fake_dbus_thread_manager->SetBluetoothAdapterClient(
         scoped_ptr<BluetoothAdapterClient>(fake_bluetooth_adapter_client_));
@@ -249,7 +250,6 @@ class BluetoothChromeOSTest : public testing::Test {
     fake_dbus_thread_manager->SetBluetoothGattServiceClient(
         scoped_ptr<BluetoothGattServiceClient>(
             new FakeBluetoothGattServiceClient));
-    DBusThreadManager::InitializeForTesting(fake_dbus_thread_manager);
 
     fake_bluetooth_adapter_client_->SetSimulationIntervalMs(10);