Remove outdated devices from Android device chooser

device/bluetooth/bluetooth_device.cc

 // 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.
 
 #include "device/bluetooth/bluetooth_device.h"
 
 #include <memory>
 #include <string>
 
 #include "base/memory/ptr_util.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/time/time.h"
 #include "base/values.h"
 #include "device/bluetooth/bluetooth_adapter.h"
 #include "device/bluetooth/bluetooth_gatt_connection.h"
 #include "device/bluetooth/bluetooth_remote_gatt_service.h"
 #include "grit/bluetooth_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace device {
 
 BluetoothDevice::BluetoothDevice(BluetoothAdapter* adapter)
     : adapter_(adapter),
       gatt_services_discovery_complete_(false),
-      services_data_(new base::DictionaryValue()) {}
+      services_data_(new base::DictionaryValue()),
+      last_update_time_(base::Time()) {}
 
 BluetoothDevice::~BluetoothDevice() {
   for (BluetoothGattConnection* connection : gatt_connections_) {
     connection->InvalidateConnectionReference();
   }
 }
 
 BluetoothDevice::ConnectionInfo::ConnectionInfo()
     : rssi(kUnknownPower),
       transmit_power(kUnknownPower),
@@ skipping 341 matching lines @@
 }
 
 void BluetoothDevice::ClearServiceData() { services_data_->Clear(); }
 
 void BluetoothDevice::SetServiceData(BluetoothUUID serviceUUID,
                                      const char* buffer, size_t size) {
   services_data_->Set(serviceUUID.value(),
                       base::BinaryValue::CreateWithCopiedBuffer(buffer, size));
 }
 
+void BluetoothDevice::SetAsExpiredForTesting() {
+  last_update_time_ =
+      base::Time::NowFromSystemTime() -
+      (BluetoothAdapter::timeoutSec + base::TimeDelta::FromSeconds(1));
+}
+
 void BluetoothDevice::Pair(PairingDelegate* pairing_delegate,
                            const base::Closure& callback,
                            const ConnectErrorCallback& error_callback) {
   NOTREACHED();
 }
 
+void BluetoothDevice::UpdateTimestamp() {
+  last_update_time_ = base::Time::NowFromSystemTime();
+}
+
 }  // namespace device