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

public/platform/modules/bluetooth/WebBluetooth.h

Index: public/platform/modules/bluetooth/WebBluetooth.h
diff --git a/public/platform/modules/bluetooth/WebBluetooth.h b/public/platform/modules/bluetooth/WebBluetooth.h
index 5b5b4be0cb319b9bbdb3dc6250b7e9a86f848a83..efe698ed7375673a05dd25905f37e8402f9a03f4 100644
--- a/public/platform/modules/bluetooth/WebBluetooth.h
+++ b/public/platform/modules/bluetooth/WebBluetooth.h
@@ -21,22 +21,22 @@ 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: