Remove empty test function.

Change-Id: I02b688a25ab77a2df2da8beb57eb94a7432e537d
Reviewed-on: http://codereview.qt-project.org/5995
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Jan-Arve Sæther <jan-arve.saether@nokia.com>

tests/auto/qaccessibility/tst_qaccessibility.cpp

@@ -228,7 +228,6 @@ private slots:
 
     void userActionCount();
     void actionText();
-    void doAction();
 
     void applicationTest();
     void mainWindowTest();
@@ -985,11 +984,6 @@ void tst_QAccessibility::actionText()
     QTestAccessibility::clearEvents();
 }
 
-void tst_QAccessibility::doAction()
-{
-    QSKIP("TODO: Implement me", SkipAll);
-}
-
 void tst_QAccessibility::applicationTest()
 {
     QLatin1String name = QLatin1String("My Name");