Core: Don't display messages in the titlebar / statusbar

We already put them on-screen, that should be good enough.

Source/Core/Core/Core.cpp

@@ -126,16 +126,6 @@ void DisplayMessage(const std::string& message, int time_in_ms)
 	}
 
 	g_video_backend->Video_AddMessage(message, time_in_ms);
-
-	if (_CoreParameter.bRenderToMain &&
-		SConfig::GetInstance().m_InterfaceStatusbar)
-	{
-		Host_UpdateStatusBar(message);
-	}
-	else
-	{
-		Host_UpdateTitle(message);
-	}
 }
 
 bool IsRunning()