Explicitly coerce PostDispatchAction to uint32_t in DispatchEvent()

ui/events/platform/platform_event_source_unittest.cc

Index: ui/events/platform/platform_event_source_unittest.cc
diff --git a/ui/events/platform/platform_event_source_unittest.cc b/ui/events/platform/platform_event_source_unittest.cc
index cc3496086d64ac95c432ee03542d5a3fb4e721cb..54e218f3cf078bcfd40dfab3e4adcb4f11629cfc 100644
--- a/ui/events/platform/platform_event_source_unittest.cc
+++ b/ui/events/platform/platform_event_source_unittest.cc
@@ -79,7 +79,7 @@ class TestPlatformEventDispatcher : public PlatformEventDispatcher {
   TestPlatformEventDispatcher(int id, std::vector<int>* list)
       : id_(id),
         list_(list),
-        post_dispatch_action_(POST_DISPATCH_NONE),
+        post_dispatch_action_(kPostDispatchNone),
         stop_stream_(false) {
     PlatformEventSource::GetInstance()->AddPlatformEventDispatcher(this);
   }
@@ -206,7 +206,7 @@ TEST_F(PlatformEventTest, DispatcherConsumesEventToStopDispatch) {
   EXPECT_EQ(23, list_dispatcher[1]);
   list_dispatcher.clear();
 
-  first.set_post_dispatch_action(POST_DISPATCH_STOP_PROPAGATION);
+  first.set_post_dispatch_action(kPostDispatchStopPropagation);
   event = CreatePlatformEvent();
   source()->Dispatch(*event);
   ASSERT_EQ(1u, list_dispatcher.size());
@@ -296,7 +296,7 @@ TEST_F(PlatformEventTest, OverriddenDispatcherInvokeDefaultDispatcher) {
   source()->RemovePlatformEventDispatcher(&overriding_dispatcher);
   scoped_ptr<ScopedEventDispatcher> handle =
       source()->OverrideDispatcher(&overriding_dispatcher);
-  overriding_dispatcher.set_post_dispatch_action(POST_DISPATCH_PERFORM_DEFAULT);
+  overriding_dispatcher.set_post_dispatch_action(kPostDispatchPerformDefault);
 
   scoped_ptr<PlatformEvent> event(CreatePlatformEvent());
   source()->Dispatch(*event);
@@ -319,7 +319,7 @@ TEST_F(PlatformEventTest, OverriddenDispatcherInvokeDefaultDispatcher) {
   EXPECT_EQ(50, list[1]);
   list.clear();
 
-  second_overriding.set_post_dispatch_action(POST_DISPATCH_PERFORM_DEFAULT);
+  second_overriding.set_post_dispatch_action(kPostDispatchPerformDefault);
   source()->Dispatch(*event);
   // First the observer, then the second overriding dispatcher, then the default
   // dispatcher.
@@ -719,7 +719,7 @@ class ConsecutiveOverriddenDispatcherInTheSameMessageLoopIteration
     list->clear();
 
     second_overriding.SetScopedHandle(second_override_handle.Pass());
-    second_overriding.set_post_dispatch_action(POST_DISPATCH_NONE);
+    second_overriding.set_post_dispatch_action(kPostDispatchNone);
     base::RunLoop run_loop;
     second_overriding.set_callback(run_loop.QuitClosure());
     base::MessageLoopForUI* loop = base::MessageLoopForUI::current();