Add support for ordinal scroll amounts

ui/base/win/events_win.cc

 // Copyright (c) 2012 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 <windowsx.h>
 
 #include "ui/base/events/event_constants.h"
 
 #include "base/logging.h"
 #include "base/time.h"
@@ skipping 261 matching lines @@
 }
 
 float GetTouchForce(const base::NativeEvent& native_event) {
   NOTIMPLEMENTED();
   return 0.0;
 }
 
 bool GetScrollOffsets(const base::NativeEvent& native_event,
                       float* x_offset,
                       float* y_offset,
+                      float* x_offset_ordinal,
+                      float* y_offset_ordinal,
                       int* finger_count) {
   // Not supported in Windows.
   NOTIMPLEMENTED();
   return false;
 }
 
 bool GetFlingData(const base::NativeEvent& native_event,
                   float* vx,
                   float* vy,
+                  float* vx_ordinal,
+                  float* vy_ordinal,
                   bool* is_cancel) {
   // Not supported in Windows.
   NOTIMPLEMENTED();
   return false;
 }
 
 bool GetGestureTimes(const base::NativeEvent& native_event,
                      double* start_time,
                      double* end_time) {
   // Not supported in Windows.
@@ skipping 49 matching lines @@
 }
 
 // Windows emulates mouse messages for touch events.
 bool IsMouseEventFromTouch(UINT message) {
   return (message >= WM_MOUSEFIRST) && (message <= WM_MOUSELAST) &&
       (GetMessageExtraInfo() & MOUSEEVENTF_FROMTOUCH) ==
       MOUSEEVENTF_FROMTOUCH;
 }
 
 }  // namespace ui