Flurry: Show a preview

Also, we are safe to enable direct mode now.

This is untested due to this screensaver currently crashing but it should
work once #10206 is fixed.

src/add-ons/screen_savers/flurry/Flurry.cpp

@@ -334,9 +334,6 @@ Flurry::StartSaver(BView* view, bool preview)
 {
 	status_t result = B_ERROR;
 
-	if (preview)
-		return result;
-
 	SetTickSize(50000);
 
 	fFlurryView = new (std::nothrow) FlurryView(view->Bounds());
@@ -374,8 +371,8 @@ Flurry::DirectConnected(direct_buffer_info* info)
 {
 	// Enable or disable direct rendering
 	if (fFlurryView != NULL) {
-		fFlurryView->DirectConnected(info);
-		fFlurryView->EnableDirectMode(true);
+		//fFlurryView->DirectConnected(info);
+		//fFlurryView->EnableDirectMode(true);
 	}
 }