[dotnet] Fix design of raising of events when driver service starts/started

Author: nvborisenko

dotnet/src/webdriver/DriverService.cs

@@ -243,13 +243,12 @@ public void Start()
         this.driverServiceProcess.StartInfo.UseShellExecute = false;
         this.driverServiceProcess.StartInfo.CreateNoWindow = this.HideCommandPromptWindow;
 
-        DriverProcessStartingEventArgs eventArgs = new DriverProcessStartingEventArgs(this.driverServiceProcess.StartInfo);
-        this.OnDriverProcessStarting(eventArgs);
+        this.DriverProcessStarting?.Invoke(this, new DriverProcessStartingEventArgs(this.driverServiceProcess.StartInfo));
 
         this.driverServiceProcess.Start();
         bool serviceAvailable = this.WaitForServiceInitialization();
-        DriverProcessStartedEventArgs processStartedEventArgs = new DriverProcessStartedEventArgs(this.driverServiceProcess);
-        this.OnDriverProcessStarted(processStartedEventArgs);
+
+        this.DriverProcessStarted?.Invoke(this, new DriverProcessStartedEventArgs(this.driverServiceProcess));
 
         if (!serviceAvailable)
         {
@@ -280,34 +279,6 @@ protected virtual void Dispose(bool disposing)
         }
     }
 
-    /// <summary>
-    /// Raises the <see cref="DriverProcessStarting"/> event.
-    /// </summary>
-    /// <param name="eventArgs">A <see cref="DriverProcessStartingEventArgs"/> that contains the event data.</param>
-    protected void OnDriverProcessStarting(DriverProcessStartingEventArgs eventArgs)
-    {
-        if (eventArgs == null)
-        {
-            throw new ArgumentNullException(nameof(eventArgs), "eventArgs must not be null");
-        }
-
-        this.DriverProcessStarting?.Invoke(this, eventArgs);
-    }
-
-    /// <summary>
-    /// Raises the <see cref="DriverProcessStarted"/> event.
-    /// </summary>
-    /// <param name="eventArgs">A <see cref="DriverProcessStartedEventArgs"/> that contains the event data.</param>
-    protected void OnDriverProcessStarted(DriverProcessStartedEventArgs eventArgs)
-    {
-        if (eventArgs == null)
-        {
-            throw new ArgumentNullException(nameof(eventArgs), "eventArgs must not be null");
-        }
-
-        this.DriverProcessStarted?.Invoke(this, eventArgs);
-    }
-
     /// <summary>
     /// Stops the DriverService.
     /// </summary>