device/bluetooth: Fix copy constructor of BluetoothServiceAttributeValueBlueZ

device/bluetooth/bluez/bluetooth_service_attribute_value_bluez.cc

 // Copyright 2016 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/bluez/bluetooth_service_attribute_value_bluez.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 15 matching lines @@
     std::unique_ptr<Sequence> sequence)
     : type_(SEQUENCE),
       size_(sequence->size()),
       sequence_(std::move(sequence)) {}
 
 BluetoothServiceAttributeValueBlueZ::BluetoothServiceAttributeValueBlueZ(
     const BluetoothServiceAttributeValueBlueZ& attribute) {
   this->type_ = attribute.type_;
   this->size_ = attribute.size_;
 
+  if (attribute.type_ == NULLTYPE) {
+    this->value_ = base::Value::CreateNullValue();
+    return;
+  }
+
   if (attribute.type_ != SEQUENCE) {
     this->value_ = base::WrapUnique(attribute.value_->DeepCopy());
     return;
   }
 
   this->sequence_ = base::MakeUnique<Sequence>(*attribute.sequence_);
 }
 
 BluetoothServiceAttributeValueBlueZ BluetoothServiceAttributeValueBlueZ::
 operator=(const BluetoothServiceAttributeValueBlueZ& attribute) {
   return BluetoothServiceAttributeValueBlueZ(attribute);
 }
 
 BluetoothServiceAttributeValueBlueZ::~BluetoothServiceAttributeValueBlueZ() {}
 
 }  // namespace bluez