Consolidate win/x dispatchers

chrome/browser/ui/views/simple_message_box_views.cc

Index: chrome/browser/ui/views/simple_message_box_views.cc
diff --git a/chrome/browser/ui/views/simple_message_box_views.cc b/chrome/browser/ui/views/simple_message_box_views.cc
index dd5ad047547bdf14f439905d100d1f77e9b6fc7d..2c200fd8ae432a106830931f4bb971a76711bd3d 100644
--- a/chrome/browser/ui/views/simple_message_box_views.cc
+++ b/chrome/browser/ui/views/simple_message_box_views.cc
@@ -149,20 +149,12 @@ SimpleMessageBoxViews::SimpleMessageBoxViews(gfx::NativeWindow parent_window,
 SimpleMessageBoxViews::~SimpleMessageBoxViews() {
 }
 
+bool SimpleMessageBoxViews::Dispatch(const base::NativeEvent& event) {
 #if defined(OS_WIN)
-bool SimpleMessageBoxViews::Dispatch(const MSG& msg) {
-  TranslateMessage(&msg);
-  DispatchMessage(&msg);
-  return disposition_ == DISPOSITION_UNKNOWN;
-}
+  TranslateMessage(&event);
+  DispatchMessage(&event);
 #elif defined(USE_AURA)
-base::MessagePumpDispatcher::DispatchStatus
-    SimpleMessageBoxViews::Dispatch(XEvent* xev) {
-  if (!aura::Env::GetInstance()->GetDispatcher()->Dispatch(xev))
-    return EVENT_IGNORED;
-
-  if (disposition_ == DISPOSITION_UNKNOWN)
-    return base::MessagePumpDispatcher::EVENT_PROCESSED;
-  return base::MessagePumpDispatcher::EVENT_QUIT;
-}
+  aura::Env::GetInstance()->GetDispatcher()->Dispatch(event);
 #endif
+  return disposition_ == DISPOSITION_UNKNOWN;
+}