[dotnet] [bidi] Introduce BaseNavigationInfo type as interface (#16348)

Author: nvborisenko

dotnet/src/webdriver/BiDi/BrowsingContext/IBaseNavigationInfo.cs

@@ -0,0 +1,33 @@
+// <copyright file="IBaseNavigationInfo.cs" company="Selenium Committers">
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+// </copyright>
+
+using System;
+
+namespace OpenQA.Selenium.BiDi.BrowsingContext;
+
+public interface IBaseNavigationInfo
+{
+    BrowsingContext Context { get; }
+
+    Navigation? Navigation { get; }
+
+    DateTimeOffset Timestamp { get; }
+
+    string Url { get; }
+}

dotnet/src/webdriver/BiDi/BrowsingContext/NavigationInfo.cs

@@ -22,4 +22,4 @@
 namespace OpenQA.Selenium.BiDi.BrowsingContext;
 
 public sealed record NavigationInfo(BiDi BiDi, BrowsingContext Context, Navigation? Navigation, DateTimeOffset Timestamp, string Url)
-    : BrowsingContextEventArgs(BiDi, Context);
+    : BrowsingContextEventArgs(BiDi, Context), IBaseNavigationInfo;