Adding Gesture Recognition to RenderWidgetHostViewWin (web client)

ui/base/gestures/gesture_recognizer_impl.cc

Index: ui/base/gestures/gesture_recognizer_impl.cc
diff --git a/ui/base/gestures/gesture_recognizer_impl.cc b/ui/base/gestures/gesture_recognizer_impl.cc
index ead6aa02057fce2bd653fa59e4d1d1356efe24d4..1ff65679c93cf94ae56740cd2b01675ab820b60e 100644
--- a/ui/base/gestures/gesture_recognizer_impl.cc
+++ b/ui/base/gestures/gesture_recognizer_impl.cc
@@ -197,6 +197,10 @@ void GestureRecognizerImpl::QueueTouchEventForGesture(GestureConsumer* consumer,
   event_queue_[consumer]->push(event.Copy());
 }
 
+bool GestureRecognizerImpl::IsQueueEmpty(GestureConsumer* consumer) {
+  return !event_queue_[consumer] || event_queue_[consumer]->empty();
+}
+
 GestureSequence::Gestures* GestureRecognizerImpl::AdvanceTouchQueue(
     GestureConsumer* consumer,
     bool processed) {