only paint GameListItems if any exist

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@7407 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/DolphinWX/Src/GameListCtrl.cpp

@@ -360,6 +360,8 @@ void CGameListCtrl::OnPaintDrawImages(wxPaintEvent& event)
 	wxControl::OnPaint(event);
 
 	// Draw the flags, platform icons and emustate icons on top if there's games to show
+	if (m_ISOFiles.empty())
+		return;
 
 	// Retrieve the topmost shown item and get drawing offsets
 	const long