[Tracking Patch] Unified gesture detection

content/browser/renderer_host/input/touch_disposition_gesture_filter_unittest.cc

Index: content/browser/renderer_host/input/touch_disposition_gesture_filter_unittest.cc
diff --git a/content/browser/renderer_host/input/touch_disposition_gesture_filter_unittest.cc b/content/browser/renderer_host/input/touch_disposition_gesture_filter_unittest.cc
index 16b4b7e4d94d456417d74e37e91cd98542e26e1a..84f570c7e15fca37513a45286777991909e52a7c 100644
--- a/content/browser/renderer_host/input/touch_disposition_gesture_filter_unittest.cc
+++ b/content/browser/renderer_host/input/touch_disposition_gesture_filter_unittest.cc
@@ -543,6 +543,23 @@ TEST_F(TouchDispositionGestureFilterTest, FlingCancelledOnNewTouchSequence) {
   EXPECT_FALSE(GesturesSent());
 }
 
+TEST_F(TouchDispositionGestureFilterTest, ScrolleEndedOnNewTouchSequence) {
+  // Simulate a scroll.
+  PushGesture(WebInputEvent::GestureScrollBegin);
+  PressTouchPoint(1, 1);
+  SendTouchEventACK(INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS);
+  EXPECT_TRUE(GesturesMatch(Gestures(WebInputEvent::GestureScrollBegin),
+                            GetAndResetSentGestures()));
+  ReleaseTouchPoint(0);
+  SendTouchEventACK(INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS);
+
+  // A new touch seqeuence should end the outstanding scroll.
+  PressTouchPoint(1, 1);
+  SendTouchEventACK(INPUT_EVENT_ACK_STATE_CONSUMED);
+  EXPECT_TRUE(GesturesMatch(Gestures(WebInputEvent::GestureScrollEnd),
+                            GetAndResetSentGestures()));
+}
+
 TEST_F(TouchDispositionGestureFilterTest, FlingCancelledOnScrollBegin) {
   // Simulate a fling sequence.
   PushGesture(WebInputEvent::GestureScrollBegin);