PreFilterResult   376 content/browser/renderer_host/input/touch_event_queue.cc     PreFilterResult result = FilterBeforeForwarding(touch.event);
PreFilterResult   571 content/browser/renderer_host/input/touch_event_queue.cc TouchEventQueue::PreFilterResult
PreFilterResult   148 content/browser/renderer_host/input/touch_event_queue.h   PreFilterResult FilterBeforeForwarding(const blink::WebTouchEvent& event);