Fix Clang -Wreorder error in bluetooth_task_manager_win.cc

device/bluetooth/bluetooth_task_manager_win.cc

Index: device/bluetooth/bluetooth_task_manager_win.cc
diff --git a/device/bluetooth/bluetooth_task_manager_win.cc b/device/bluetooth/bluetooth_task_manager_win.cc
index 8d9f6862a82917eed6e2d2e7ad3eb92e89fbc10a..0419637e1ebff1b1d723f6c2d89015f18e50b59c 100644
--- a/device/bluetooth/bluetooth_task_manager_win.cc
+++ b/device/bluetooth/bluetooth_task_manager_win.cc
@@ -140,9 +140,9 @@ BluetoothTaskManagerWin::DeviceState::~DeviceState() {
 BluetoothTaskManagerWin::BluetoothTaskManagerWin(
     scoped_refptr<base::SequencedTaskRunner> ui_task_runner)
     : ui_task_runner_(ui_task_runner),
+      adapter_handle_(NULL),
       discovering_(false),
-      current_logging_batch_count_(0),
-      adapter_handle_(NULL) {}
+      current_logging_batch_count_(0) {}
 
 BluetoothTaskManagerWin::~BluetoothTaskManagerWin() {
   win::BluetoothLowEnergyWrapper::DeleteInstance();