[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..9c00e1478e07d6c3ec0dcc46c48cfd10066f69cb 100644
--- a/ui/aura/window_tree_host_ozone.cc
+++ b/ui/aura/window_tree_host_ozone.cc
@@ -40,9 +40,10 @@ 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());
-  return true;
+  if (!event->window() || event->window() == widget_)
+    return true;
+
+  return false;
 }
 
 uint32_t WindowTreeHostOzone::DispatchEvent(const ui::PlatformEvent& ne) {