GetHistorySize    206 content/browser/renderer_host/input/motion_event_android.cc size_t MotionEventAndroid::GetHistorySize() const {
GetHistorySize    116 content/browser/renderer_host/input/motion_event_web.cc size_t MotionEventWeb::GetHistorySize() const { return 0; }
GetHistorySize     91 ui/events/gesture_detection/mock_motion_event.cc size_t MockMotionEvent::GetHistorySize() const { return 0; }