Unlock Chrome when a phone with Smart Lock service is found.

components/proximity_auth/ble/bluetooth_low_energy_connection_finder.h

 // Copyright 2015 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.
 
 #ifndef COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_LOW_ENERGY_CONNECTION_FINDER_H
 #define COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_LOW_ENERGY_CONNECTION_FINDER_H
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 11 matching lines @@
 
 // This ConnectionFinder implementation is specialized in finding a Bluetooth
 // Low Energy remote device.
 class BluetoothLowEnergyConnectionFinder
     : public ConnectionFinder,
       public device::BluetoothAdapter::Observer {
  public:
   BluetoothLowEnergyConnectionFinder(const std::string& remote_service_uuid);
   ~BluetoothLowEnergyConnectionFinder() override;
 
-  // Finds a connection the remote device, only the first one is functional.
+  // Finds a connection to the remote device. Only the first one is functional.
   void Find(const device::BluetoothDevice::GattConnectionCallback&
                 connection_callback);
   void Find(const ConnectionCallback& connection_callback) override;
 
  protected:
   // device::BluetoothAdapter::Observer:
   void DeviceAdded(device::BluetoothAdapter* adapter,
                    device::BluetoothDevice* device) override;
 
  private:
@@ skipping 54 matching lines @@
   device::BluetoothDevice::GattConnectionCallback connection_callback_;
 
   base::WeakPtrFactory<BluetoothLowEnergyConnectionFinder> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyConnectionFinder);
 };
 
 }  // namespace proximity_auth
 
 #endif  // COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_CONNECTION_FINDER_H