[dotnet] Suppress unwanted messages from browser via redirecting it to driver process

Author: nvborisenko

dotnet/src/webdriver/Chromium/ChromiumDriverService.cs

@@ -163,6 +163,7 @@ protected override string CommandLineArguments
                 argsBuilder.Append(string.Format(CultureInfo.InvariantCulture, " --log-level={0}", this.LogLevel.ToString().ToUpperInvariant()));
             }
 
+            argsBuilder.Append(" --enable-chrome-logs");
 
             return argsBuilder.ToString();
         }