Add Device Policy Handler for Bluetooth, and allow disabling the Bluetooth adapter on Chrome OS

device/bluetooth/bluetooth_adapter.cc

Index: device/bluetooth/bluetooth_adapter.cc
diff --git a/device/bluetooth/bluetooth_adapter.cc b/device/bluetooth/bluetooth_adapter.cc
index dea3593ff1e0d53d1668b49c16b38e246f4bf3f5..4dd42fa3fd03edec4c41c4de46bbe7279f10d972 100644
--- a/device/bluetooth/bluetooth_adapter.cc
+++ b/device/bluetooth/bluetooth_adapter.cc
@@ -53,6 +53,12 @@ void BluetoothAdapter::RemoveObserver(BluetoothAdapter::Observer* observer) {
   observers_.RemoveObserver(observer);
 }
 
+#if defined(OS_CHROMEOS)
+void BluetoothAdapter::SetDisabled(bool disabled) {
+  NOTIMPLEMENTED();
+}
+#endif
+
 void BluetoothAdapter::StartDiscoverySession(
     const DiscoverySessionCallback& callback,
     const ErrorCallback& error_callback) {