Implement //device/bt changes for notifications.

device/bluetooth/test/test_bluetooth_local_gatt_service_delegate.cc

Index: device/bluetooth/test/test_bluetooth_local_gatt_service_delegate.cc
diff --git a/device/bluetooth/test/test_bluetooth_local_gatt_service_delegate.cc b/device/bluetooth/test/test_bluetooth_local_gatt_service_delegate.cc
index c96c1a419250a740869f2323fdb12b5f5321e711..d529681ab908a9434a308a9d205fe0f2e428e391 100644
--- a/device/bluetooth/test/test_bluetooth_local_gatt_service_delegate.cc
+++ b/device/bluetooth/test/test_bluetooth_local_gatt_service_delegate.cc
@@ -16,6 +16,9 @@ TestBluetoothLocalGattServiceDelegate::TestBluetoothLocalGattServiceDelegate()
       expected_characteristic_(nullptr),
       expected_descriptor_(nullptr) {}
 
+TestBluetoothLocalGattServiceDelegate::
+    ~TestBluetoothLocalGattServiceDelegate() {}
+
 void TestBluetoothLocalGattServiceDelegate::OnCharacteristicReadRequest(
     const BluetoothLocalGattService* service,
     const BluetoothLocalGattCharacteristic* characteristic,
@@ -80,4 +83,32 @@ void TestBluetoothLocalGattServiceDelegate::OnDescriptorWriteRequest(
   callback.Run();
 }
 
+void TestBluetoothLocalGattServiceDelegate::OnNotificationsStart(
+    const BluetoothLocalGattService* service,
+    const BluetoothLocalGattCharacteristic* characteristic) {
+  EXPECT_EQ(expected_service_, service);
+  EXPECT_EQ(expected_characteristic_, characteristic);
+  notifications_started_for_characteristic_[characteristic->GetIdentifier()] =
+      true;
+}
+
+void TestBluetoothLocalGattServiceDelegate::OnNotificationsStop(
+    const BluetoothLocalGattService* service,
+    const BluetoothLocalGattCharacteristic* characteristic) {
+  EXPECT_EQ(expected_service_, service);
+  EXPECT_EQ(expected_characteristic_, characteristic);
+  notifications_started_for_characteristic_[characteristic->GetIdentifier()] =
+      false;
+}
+
+bool TestBluetoothLocalGattServiceDelegate::NotificationStatusForCharacteristic(
+    BluetoothLocalGattCharacteristic* characteristic) {
+  auto found = notifications_started_for_characteristic_.find(
+      characteristic->GetIdentifier());
+  if (found == notifications_started_for_characteristic_.end())
+    return false;
+  return notifications_started_for_characteristic_[characteristic

[xiyuan, 2016/05/12 19:49:43]

nit: return found.second; since we have |found|?

[rkc, 2016/05/12 20:12:49]

Done.

+                                                       ->GetIdentifier()];
+}
+
 }  // namespace device