ash: ozone: apply transformation to events outside the root window

ui/events/event.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 "ui/events/event.h"
 
 #if defined(USE_X11)
 #include <X11/extensions/XInput2.h>
 #include <X11/Xlib.h>
 #include <X11/keysym.h>
@@ skipping 915 matching lines @@
                  &x_offset_ordinal_, &y_offset_ordinal_,
                  NULL);
   } else {
     NOTREACHED() << "Unexpected event type " << type()
         << " when constructing a ScrollEvent.";
   }
 }
 
 ScrollEvent::ScrollEvent(EventType type,
                          const gfx::PointF& location,
+                         const gfx::PointF& root_location,
                          base::TimeDelta time_stamp,
                          int flags,
                          float x_offset,
                          float y_offset,
                          float x_offset_ordinal,
                          float y_offset_ordinal,
                          int finger_count)
-    : MouseEvent(type, location, location, flags, 0),
+    : MouseEvent(type, location, root_location, flags, 0),
       x_offset_(x_offset),
       y_offset_(y_offset),
       x_offset_ordinal_(x_offset_ordinal),
       y_offset_ordinal_(y_offset_ordinal),
       finger_count_(finger_count) {
   set_time_stamp(time_stamp);
   CHECK(IsScrollEvent());
 }
 
 void ScrollEvent::Scale(const float factor) {
@@ skipping 16 matching lines @@
                    gfx::PointF(x, y),
                    time_stamp,
                    flags | EF_FROM_TOUCH),
       details_(details) {
 }
 
 GestureEvent::~GestureEvent() {
 }
 
 }  // namespace ui