Remove LatencyInfo::sequence_number. (May break metrics).

content/common/input/event_with_latency_info_unittest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/common/input/event_with_latency_info.h"
 
 #include <limits>
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/platform/WebInputEvent.h"
@@ skipping 92 matching lines @@
   ASSERT_TRUE(scroll_0.CanCoalesceWith(scroll_1));
   scroll_0.CoalesceWith(scroll_1);
   // Coalescing WebGestureEvent preserves newer timestamp.
   EXPECT_EQ(10.0, scroll_0.event.TimeStampSeconds());
 }
 
 TEST_F(EventWithLatencyInfoTest, LatencyInfoCoalescing) {
   MouseEventWithLatencyInfo mouse_0 =
       CreateMouseEvent(WebInputEvent::kMouseMove, 5.0);
   mouse_0.latency.AddLatencyNumberWithTimestamp(
-      ui::INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT, 0, 0, base::TimeTicks(), 1);
+      ui::INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT, 0, base::TimeTicks(), 1);
   MouseEventWithLatencyInfo mouse_1 =
       CreateMouseEvent(WebInputEvent::kMouseMove, 10.0);
 
   ASSERT_TRUE(mouse_0.CanCoalesceWith(mouse_1));
 
   ui::LatencyInfo::LatencyComponent component;
   EXPECT_FALSE(mouse_1.latency.FindLatency(
       ui::INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT, 0, &component));
 
   mouse_0.CoalesceWith(mouse_1);
@@ skipping 235 matching lines @@
   MouseWheelEventWithLatencyInfo mouse_wheel_1 =
       CreateMouseWheelEvent(10.0, 2, 2);
 
   EXPECT_TRUE(CanCoalesce(mouse_wheel_0, mouse_wheel_1));
   Coalesce(mouse_wheel_1, &mouse_wheel_0);
   EXPECT_EQ(10.0, mouse_wheel_0.event.TimeStampSeconds());
 }
 
 }  // namespace
 }  // namespace content