ui: events: Add a class to hold common touch and stylus properties

ash/autoclick/autoclick_unittest.cc

Index: ash/autoclick/autoclick_unittest.cc
diff --git a/ash/autoclick/autoclick_unittest.cc b/ash/autoclick/autoclick_unittest.cc
index 262d826fac89ef3bf06db7e2e4e4e4fd73aeb805..3ffcd07789f891e27a0c2a625d1ea24a0e7d679f 100644
--- a/ash/autoclick/autoclick_unittest.cc
+++ b/ash/autoclick/autoclick_unittest.cc
@@ -34,10 +34,10 @@ class MouseEventCapturer : public ui::EventHandler {
     ui::EventType type = event->type();
     if (type == ui::ET_MOUSE_MOVED || type == ui::ET_MOUSE_PRESSED ||
         type == ui::ET_MOUSE_RELEASED) {
-      events_.push_back(ui::MouseEvent(event->type(), event->location(),
-                                       event->root_location(),
-                                       ui::EventTimeForNow(), event->flags(),
-                                       event->changed_button_flags()));
+      events_.push_back(ui::MouseEvent(
+          event->type(), event->location(), event->root_location(),
+          ui::EventTimeForNow(), event->flags(), event->changed_button_flags(),
+          ui::PointerEventDetails(ui::EventPointerType::POINTER_TYPE_MOUSE)));
       // Stop event propagation so we don't click on random stuff that
       // might break test assumptions.
       event->StopPropagation();