X11: Remove calls to XSelectInput

ui/views/test/x11_property_change_waiter.h

Index: ui/views/test/x11_property_change_waiter.h
diff --git a/ui/views/test/x11_property_change_waiter.h b/ui/views/test/x11_property_change_waiter.h
index cba356c9311b816e3596b4946c71e0b681a5e239..c70ab603166e6299c3cc551d119a9d45eb74c335 100644
--- a/ui/views/test/x11_property_change_waiter.h
+++ b/ui/views/test/x11_property_change_waiter.h
@@ -18,6 +18,7 @@
 namespace ui {
 class ScopedEventDispatcher;
 class X11AtomCache;
+class XScopedEventSelector;
 }
 
 namespace views {
@@ -47,15 +48,14 @@ class X11PropertyChangeWaiter : public ui::PlatformEventDispatcher {
   XID x_window_;
   const char* property_;
 
+  std::unique_ptr<ui::XScopedEventSelector> x_window_events_;
+
   // Whether Wait() should block.
   bool wait_;
 
   // Ends the run loop.
   base::Closure quit_closure_;
 
-  // The event mask to be restored upon X11PropertyChangeWaiter's destruction.
-  long old_event_mask_;
-
   std::unique_ptr<ui::ScopedEventDispatcher> dispatcher_;
 
   std::unique_ptr<ui::X11AtomCache> atom_cache_;