[Ozone] Proper cursor support for multi-monitor configurations

ui/aura/window_tree_host_ozone.cc

Index: ui/aura/window_tree_host_ozone.cc
diff --git a/ui/aura/window_tree_host_ozone.cc b/ui/aura/window_tree_host_ozone.cc
index 44514d0b08a65c42c5b6f44689dfc98621bfc960..3017a21b806167f85fe8f5e5361b6feeb7092ae6 100644
--- a/ui/aura/window_tree_host_ozone.cc
+++ b/ui/aura/window_tree_host_ozone.cc
@@ -40,8 +40,9 @@ WindowTreeHostOzone::~WindowTreeHostOzone() {
 bool WindowTreeHostOzone::CanDispatchEvent(const ui::PlatformEvent& ne) {
   CHECK(ne);
   ui::Event* event = static_cast<ui::Event*>(ne);
-  if (event->IsMouseEvent() || event->IsScrollEvent() || event->IsTouchEvent())
-    return bounds_.Contains(static_cast<ui::LocatedEvent*>(event)->location());
+  if (event->IsMouseEvent() || event->IsScrollEvent())
+    return ui::CursorFactoryOzone::GetInstance()->GetActiveWindow() == widget_;
+
   return true;
 }