bluetooth: Call GattCharacteristicValueChanged after a read succeeds

device/bluetooth/bluetooth_remote_gatt_characteristic_win.cc

Index: device/bluetooth/bluetooth_remote_gatt_characteristic_win.cc
diff --git a/device/bluetooth/bluetooth_remote_gatt_characteristic_win.cc b/device/bluetooth/bluetooth_remote_gatt_characteristic_win.cc
index 3f306f01901c8fb52066f1845a30dc82f77f09c3..aec99968c82741c815827abe2ca6c946067be558 100644
--- a/device/bluetooth/bluetooth_remote_gatt_characteristic_win.cc
+++ b/device/bluetooth/bluetooth_remote_gatt_characteristic_win.cc
@@ -358,6 +358,10 @@ void BluetoothRemoteGattCharacteristicWin::
     characteristic_value_.clear();
     for (ULONG i = 0; i < value->DataSize; i++)
       characteristic_value_.push_back(value->Data[i]);
+
+    parent_service_->GetWinAdapter()->NotifyGattCharacteristicValueChanged(
+        this, characteristic_value_);
+
     callbacks.first.Run(characteristic_value_);
   }
   characteristic_value_read_or_write_in_progress_ = false;