make HtmlUnitDriver.getWebClient() and HtmlUnitDriver.getCurrentWindow() public

Author: rbri

src/main/java/org/openqa/selenium/htmlunit/HtmlUnitDriver.java

@@ -1712,14 +1712,14 @@ protected <X> X implicitlyWaitFor(Callable<X> condition) {
     return null;
   }
 
-  protected WebClient getWebClient() {
+  public WebClient getWebClient() {
     if (webClient == null) {
       throw new NoSuchSessionException("Session is closed");
     }
     return webClient;
   }
 
-  protected WebWindow getCurrentWindow() {
+  public WebWindow getCurrentWindow() {
     if (currentWindow == null || currentWindow.isClosed()) {
       throw new NoSuchWindowException("Window is closed");
     }