CallbackPromiseAdapter types should be more compatible with WebCallbacks (3/3).

public/platform/modules/bluetooth/WebBluetooth.h

 // Copyright 2014 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.
 
 #ifndef WebBluetooth_h
 #define WebBluetooth_h
 
 #include "public/platform/WebCallbacks.h"
 #include "public/platform/WebPassOwnPtr.h"
 #include "public/platform/WebString.h"
 #include "public/platform/WebVector.h"
 #include "public/platform/modules/bluetooth/WebBluetoothError.h"
 #include <vector>
 
 namespace blink {
 
 struct WebBluetoothDevice;
 struct WebBluetoothGATTCharacteristic;
 struct WebBluetoothGATTRemoteServer;
 struct WebBluetoothGATTService;
 struct WebRequestDeviceOptions;
 
 // Success and failure callbacks for requestDevice.
-using WebBluetoothRequestDeviceCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothDevice>, WebPassOwnPtr<WebBluetoothError>>;
+using WebBluetoothRequestDeviceCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothDevice>, const WebBluetoothError&>;
 
 // Success and failure callbacks for connectGATT.
-using WebBluetoothConnectGATTCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothGATTRemoteServer>, WebPassOwnPtr<WebBluetoothError>>;
+using WebBluetoothConnectGATTCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothGATTRemoteServer>, const WebBluetoothError&>;
 
 // Success and failure callbacks for getPrimaryService.
-using WebBluetoothGetPrimaryServiceCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothGATTService>, WebPassOwnPtr<WebBluetoothError>>;
+using WebBluetoothGetPrimaryServiceCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothGATTService>, const WebBluetoothError&>;
 
 // Success and failure callbacks for getCharacteristic.
-using WebBluetoothGetCharacteristicCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothGATTCharacteristic>, WebPassOwnPtr<WebBluetoothError>>;
+using WebBluetoothGetCharacteristicCallbacks = WebCallbacks<WebPassOwnPtr<WebBluetoothGATTCharacteristic>, const WebBluetoothError&>;
 
 // Success and failure callbacks for readValue.
-using WebBluetoothReadValueCallbacks = WebCallbacks<WebPassOwnPtr<WebVector<uint8_t>>, WebPassOwnPtr<WebBluetoothError>>;
+using WebBluetoothReadValueCallbacks = WebCallbacks<const WebVector<uint8_t>&, const WebBluetoothError&>;
 
 // Success and failure callbacks for writeValue.
-using WebBluetoothWriteValueCallbacks = WebCallbacks<void, WebPassOwnPtr<WebBluetoothError>>;
+using WebBluetoothWriteValueCallbacks = WebCallbacks<void, const WebBluetoothError&>;
 
 class WebBluetooth {
 public:
     virtual ~WebBluetooth() { }
 
     // Bluetooth Methods:
     // See https://webbluetoothchrome.github.io/web-bluetooth/#device-discovery
     // WebBluetoothRequestDeviceCallbacks ownership transferred to the client.
     virtual void requestDevice(const WebRequestDeviceOptions&, WebBluetoothRequestDeviceCallbacks*) { }
 
@@ skipping 22 matching lines @@
     virtual void readValue(const WebString& characteristicInstanceID,
         WebBluetoothReadValueCallbacks*) { }
     virtual void writeValue(const WebString& characteristicInstanceID,
         const std::vector<uint8_t>& value,
         WebBluetoothWriteValueCallbacks*) { }
 };
 
 } // namespace blink
 
 #endif // WebBluetooth_h