Handle RESCAN events from the Bluetooth chooser by starting or extending a discovery session.

device/bluetooth/test/mock_bluetooth_adapter.h

 // Copyright (c) 2012 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 DEVICE_BLUETOOTH_TEST_MOCK_BLUETOOTH_ADAPTER_H_
 #define DEVICE_BLUETOOTH_TEST_MOCK_BLUETOOTH_ADAPTER_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 91 matching lines @@
       const ErrorCallback& error_callback);
 
   // BluetoothAdapter is supposed to manage the lifetime of BluetoothDevices.
   // This method takes ownership of the MockBluetoothDevice. This is only for
   // convenience as far testing is concerned and it's possible to write test
   // cases without using these functions.
   void AddMockDevice(scoped_ptr<MockBluetoothDevice> mock_device);
   BluetoothAdapter::ConstDeviceList GetConstMockDevices();
   BluetoothAdapter::DeviceList GetMockDevices();
 
+  // The observers are maintained by the default behavior of AddObserver() and
+  // RemoveObserver(). Test fakes can use this function to notify the observers
+  // about events.
+  base::ObserverList<device::BluetoothAdapter::Observer>& GetObservers() {
+    return observers_;
+  }
+
  protected:
   void AddDiscoverySession(
       BluetoothDiscoveryFilter* discovery_filter,
       const base::Closure& callback,
       const DiscoverySessionErrorCallback& error_callback) override;
   void RemoveDiscoverySession(
       BluetoothDiscoveryFilter* discovery_filter,
       const base::Closure& callback,
       const DiscoverySessionErrorCallback& error_callback) override;
   void SetDiscoveryFilter(
       scoped_ptr<BluetoothDiscoveryFilter> discovery_filter,
       const base::Closure& callback,
       const DiscoverySessionErrorCallback& error_callback) override;
   void RegisterAdvertisement(
       scoped_ptr<BluetoothAdvertisement::Data> advertisement_data,
       const CreateAdvertisementCallback& callback,
       const CreateAdvertisementErrorCallback& error_callback) override;
   virtual ~MockBluetoothAdapter();
 
   MOCK_METHOD1(RemovePairingDelegateInternal,
                void(BluetoothDevice::PairingDelegate* pairing_delegate));
 
   ScopedVector<MockBluetoothDevice> mock_devices_;
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_TEST_MOCK_BLUETOOTH_ADAPTER_H_