Expose TxPower for bluetooth devices during discovery

device/bluetooth/bluetooth_low_energy_device_mac.mm

Index: device/bluetooth/bluetooth_low_energy_device_mac.mm
diff --git a/device/bluetooth/bluetooth_low_energy_device_mac.mm b/device/bluetooth/bluetooth_low_energy_device_mac.mm
index e7dc1af1652ed24089e06f501ca1099635d5896b..eeaec4dd545718cb78e81473e6c4ee8666df9b6b 100644
--- a/device/bluetooth/bluetooth_low_energy_device_mac.mm
+++ b/device/bluetooth/bluetooth_low_energy_device_mac.mm
@@ -147,6 +147,10 @@ int16 BluetoothLowEnergyDeviceMac::GetInquiryRSSI() const {
   return kUnknownPower;
 }
 
+int16 BluetoothLowEnergyDeviceMac::GetInquiryTxPower() const {

[armansito, 2015/05/12 01:09:14]

NOTIMPLEMENTED()

[jpawlowski1, 2015/05/12 08:11:01]

Done.

+  return kUnknownPower;
+}
+
 bool BluetoothLowEnergyDeviceMac::ExpectingPinCode() const {
   return false;
 }