bluetooth: android: register for adapter on/off events.

device/bluetooth/bluetooth_adapter.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_adapter.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/metrics/histogram_macros.h"
@@ skipping 140 matching lines @@
   }
 }
 
 BluetoothDevice::PairingDelegate* BluetoothAdapter::DefaultPairingDelegate() {
   if (pairing_delegates_.empty())
     return NULL;
 
   return pairing_delegates_.front().first;
 }
 
+void BluetoothAdapter::NotifyAdapterStateChanged(bool powered) {
+  FOR_EACH_OBSERVER(BluetoothAdapter::Observer, observers_,
+                    AdapterPoweredChanged(this, powered));
+}
+
 void BluetoothAdapter::NotifyGattServiceAdded(BluetoothGattService* service) {
   DCHECK_EQ(service->GetDevice()->GetAdapter(), this);
 
   FOR_EACH_OBSERVER(BluetoothAdapter::Observer, observers_,
                     GattServiceAdded(this, service->GetDevice(), service));
 }
 
 void BluetoothAdapter::NotifyGattServiceRemoved(BluetoothGattService* service) {
   DCHECK_EQ(service->GetDevice()->GetAdapter(), this);
 
@@ skipping 179 matching lines @@
 
 // static
 void BluetoothAdapter::RecordBluetoothDiscoverySessionStopOutcome(
     UMABluetoothDiscoverySessionOutcome outcome) {
   UMA_HISTOGRAM_ENUMERATION(
       "Bluetooth.DiscoverySession.Stop.Outcome", static_cast<int>(outcome),
       static_cast<int>(UMABluetoothDiscoverySessionOutcome::COUNT));
 }
 
 }  // namespace device