Adding new property for geckodriver --jsdebugger commmand line switch

Author: jimevans

dotnet/src/webdriver/Firefox/FirefoxDriverService.cs

@@ -1,4 +1,4 @@
-// <copyright file="FirefoxDriverService.cs" company="WebDriver Committers">
+// <copyright file="FirefoxDriverService.cs" company="WebDriver 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
@@ -33,6 +33,7 @@ public sealed class FirefoxDriverService : DriverService
         private static readonly Uri FirefoxDriverDownloadUrl = new Uri("https://github.com/mozilla/geckodriver/releases");
 
         private bool connectToRunningBrowser;
+        private bool openBrowserToolbox;
         private int browserCommunicationPort = -1;
         private string browserBinaryPath = string.Empty;
         private string host = string.Empty;
@@ -87,6 +88,16 @@ public bool ConnectToRunningBrowser
             set { this.connectToRunningBrowser = value; }
         }
 
+        /// <summary>
+        /// Gets or sets a value indicating whether to open the Firefox Browser Toolbox
+        /// when Firefox is launched.
+        /// </summary>
+        public bool OpenBrowserToolbox
+        {
+            get { return this.openBrowserToolbox; }
+            set { this.openBrowserToolbox = value; }
+        }
+
         /// <summary>
         /// Gets a value indicating the time to wait for an initial connection before timing out.
         /// </summary>
@@ -156,6 +167,11 @@ protected override string CommandLineArguments
                     argsBuilder.Append(string.Format(CultureInfo.InvariantCulture, " --log {0}", this.loggingLevel.ToString().ToLowerInvariant()));
                 }
 
+                if (this.openBrowserToolbox)
+                {
+                    argsBuilder.Append(" --jsdebugger");
+                }
+
                 return argsBuilder.ToString().Trim();
             }
         }