Update ui::PointerEvent to support mouse wheel and capture change events.

services/ui/ws/event_dispatcher_unittest.cc

Index: services/ui/ws/event_dispatcher_unittest.cc
diff --git a/services/ui/ws/event_dispatcher_unittest.cc b/services/ui/ws/event_dispatcher_unittest.cc
index 832361d4204ca74516a4c8fff42ad534ff3ad094..e50afdb07d0ee4f79975b3770c1d682ce3804b1f 100644
--- a/services/ui/ws/event_dispatcher_unittest.cc
+++ b/services/ui/ws/event_dispatcher_unittest.cc
@@ -199,12 +199,8 @@ void RunMouseEventTests(EventDispatcher* dispatcher,
     const MouseEventTest& test = tests[i];
     ASSERT_FALSE(dispatcher_delegate->has_queued_events())
         << " unexpected queued events before running " << i;
-    if (test.input_event.IsMouseWheelEvent())
-      dispatcher->ProcessEvent(test.input_event,
-                               EventDispatcher::AcceleratorMatchPhase::ANY);
-    else
-      dispatcher->ProcessEvent(ui::PointerEvent(test.input_event),
-                               EventDispatcher::AcceleratorMatchPhase::ANY);
+    dispatcher->ProcessEvent(ui::PointerEvent(test.input_event),
+                             EventDispatcher::AcceleratorMatchPhase::ANY);
 
     std::unique_ptr<DispatchedEventDetails> details =
         dispatcher_delegate->GetAndAdvanceDispatchedEventDetails();