afl-eventtesting: improve event testing exit

don't "Quit" twice and skip tearing down office ipc etc for the pseudo-quit
AFL_PERSISTENT=1 case

Change-Id: I26f0e798b95bc9376890381d4e5bd87fe8f12622

framework/source/services/desktop.cxx

@@ -231,8 +231,13 @@ sal_Bool SAL_CALL Desktop::terminate()
 
     // try to close all open frames.
     // Allow using of any UI ... because Desktop.terminate() was designed as UI functionality in the past.
-    bool bAllowUI = !Application::IsEventTestingModeEnabled();
-    bool bFramesClosed = impl_closeFrames(bAllowUI);
+    bool bIsEventTestingMode = Application::IsEventTestingModeEnabled();
+    bool bFramesClosed = impl_closeFrames(!bIsEventTestingMode);
+    if (bIsEventTestingMode)
+    {
+        Application::Quit();
+        return true;
+    }
     if ( ! bFramesClosed )
     {
         impl_sendCancelTerminationEvent(lCalledTerminationListener);

vcl/source/app/svapp.cxx

@@ -407,7 +407,6 @@ namespace
         Application::EndAllPopups();
         Application::EndAllDialogs();
         Application::PostUserEvent( LINK( NULL, ImplSVAppData, ImplPrepareExitMsg ) );
-        Application::Quit();
     }
 }