Clear the BLE services list on disconnect.

device/bluetooth/bluetooth_device.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_BLUETOOTH_DEVICE_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 406 matching lines @@
   // the underlying connection gets terminated, either due to a call to
   // BluetoothDevice::Disconnect or other unexpected circumstances, the
   // returned BluetoothGattConnection will be automatically marked as inactive.
   // To monitor the state of the connection, observe the
   // BluetoothAdapter::Observer::DeviceChanged method.
   typedef base::Callback<void(scoped_ptr<BluetoothGattConnection>)>
       GattConnectionCallback;
   virtual void CreateGattConnection(const GattConnectionCallback& callback,
                                     const ConnectErrorCallback& error_callback);
 
+  // Set the gatt services discovery complete flag for this device.

[ortuno, 2016/01/13 18:22:02]

nit: comment should be descriptive rather than imperative[1]

[1] https://google.github.io/styleguide/cppguide.html#Function_Comments

+  void SetGattServicesDiscoveryComplete(bool complete);
+
+  // Indicates whether service discovery is complete for this device.
+  bool IsGattServicesDiscoveryComplete() const;
+
   // Returns the list of discovered GATT services.
   virtual std::vector<BluetoothGattService*> GetGattServices() const;
 
   // Returns the GATT service with device-specific identifier |identifier|.
   // Returns NULL, if no such service exists.
   virtual BluetoothGattService* GetGattService(
       const std::string& identifier) const;
 
   // Returns service data of a service given its UUID.
   virtual base::BinaryValue* GetServiceData(BluetoothUUID serviceUUID) const;
@@ skipping 10 matching lines @@
   // BluetoothGattConnection is a friend to call Add/RemoveGattConnection.
   friend BluetoothGattConnection;
   FRIEND_TEST_ALL_PREFIXES(
       BluetoothTest,
       BluetoothGattConnection_DisconnectGatt_SimulateConnect);
   FRIEND_TEST_ALL_PREFIXES(
       BluetoothTest,
       BluetoothGattConnection_DisconnectGatt_SimulateDisconnect);
   FRIEND_TEST_ALL_PREFIXES(BluetoothTest,
                            BluetoothGattConnection_ErrorAfterConnection);
+  FRIEND_TEST_ALL_PREFIXES(BluetoothTest,
+                           BluetoothGattConnection_DisconnectGatt_Cleanup);
 
   BluetoothDevice(BluetoothAdapter* adapter);
 
   // Returns the internal name of the Bluetooth device, used by GetName().
   virtual std::string GetDeviceName() const = 0;
 
   // Implements platform specific operations to initiate a GATT connection.
   // Subclasses must also call DidConnectGatt, DidFailToConnectGatt, or
   // DidDisconnectGatt immediately or asynchronously as the connection state
   // changes.
@@ skipping 37 matching lines @@
   std::vector<ConnectErrorCallback> create_gatt_connection_error_callbacks_;
 
   // BluetoothGattConnection objects keeping the GATT connection alive.
   std::set<BluetoothGattConnection*> gatt_connections_;
 
   // Mapping from the platform-specific GATT service identifiers to
   // BluetoothGattService objects.
   typedef base::ScopedPtrHashMap<std::string, scoped_ptr<BluetoothGattService>>
       GattServiceMap;
   GattServiceMap gatt_services_;
+  bool gatt_services_discovery_complete_;
 
   // Mapping from service UUID represented as a std::string of a bluetooth
   // service to
   // the specific data. The data is stored as BinaryValue.
   scoped_ptr<base::DictionaryValue> services_data_;
 
  private:
   // Returns a localized string containing the device's bluetooth address and
   // a device type for display when |name_| is empty.
   base::string16 GetAddressWithLocalizedDeviceTypeName() const;
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_H_