Refactored static_cast'ing of events to use the AsXXXEvent() methods.

ui/ozone/platform/wayland/wayland_window_unittest.cc

Index: ui/ozone/platform/wayland/wayland_window_unittest.cc
diff --git a/ui/ozone/platform/wayland/wayland_window_unittest.cc b/ui/ozone/platform/wayland/wayland_window_unittest.cc
index 48903680cd23f27a3f595ec8adf401411d2e7542..0493c8f0f391b4b144ec9aecdc71554938d07752 100644
--- a/ui/ozone/platform/wayland/wayland_window_unittest.cc
+++ b/ui/ozone/platform/wayland/wayland_window_unittest.cc
@@ -94,7 +94,7 @@ TEST_F(WaylandWindowTest, DispatchEvent) {
   window.DispatchEvent(&test_mouse_event);
   ASSERT_TRUE(event);
   ASSERT_TRUE(event->IsMouseEvent());
-  auto mouse_event = static_cast<MouseEvent*>(event.get());
+  auto mouse_event = event->AsMouseEvent();
   EXPECT_EQ(mouse_event->location_f(), test_mouse_event.location_f());
   EXPECT_EQ(mouse_event->root_location_f(), test_mouse_event.root_location_f());
   EXPECT_EQ(mouse_event->time_stamp(), test_mouse_event.time_stamp());