make HtmlUnitWebElement.getElement() public

Author: rbri

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

@@ -478,7 +478,7 @@ protected HtmlUnitDriver getParent() {
     return parent;
   }
 
-  protected DomElement getElement() {
+  public DomElement getElement() {
     return element;
   }