ozone: evdev: Move read polling into EventConverterEvdev

ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h

Index: ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h
diff --git a/ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h b/ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h
index 1631c5b685bdca6c558e02a7867572f05d419698..11ff8e964f306f03957e9618045cca47c7794e81 100644
--- a/ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h
+++ b/ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h
@@ -20,8 +20,7 @@ namespace ui {
 //
 // The library doesn't support all devices currently. In particular there
 // is no support for keyboard events.
-class EventReaderLibevdevCros : public base::MessagePumpLibevent::Watcher,
-                                public EventConverterEvdev {
+class EventReaderLibevdevCros : public EventConverterEvdev {
  public:
   class Delegate {
    public:
@@ -41,13 +40,8 @@ class EventReaderLibevdevCros : public base::MessagePumpLibevent::Watcher,
                           scoped_ptr<Delegate> delegate);
   ~EventReaderLibevdevCros();
 
-  // Overridden from ui::EventDeviceEvdev.
-  void Start() OVERRIDE;
-  void Stop() OVERRIDE;
-
-  // Overidden from MessagePumpLibevent::Watcher.
+  // EventConverterEvdev:
   virtual void OnFileCanReadWithoutBlocking(int fd) OVERRIDE;
-  virtual void OnFileCanWriteWithoutBlocking(int fd) OVERRIDE;
 
  private:
   static void OnSynReport(void* data,
@@ -67,9 +61,6 @@ class EventReaderLibevdevCros : public base::MessagePumpLibevent::Watcher,
   // Delegate for event processing.
   scoped_ptr<Delegate> delegate_;
 
-  // Controller for watching the input fd.
-  base::MessagePumpLibevent::FileDescriptorWatcher controller_;
-
   DISALLOW_COPY_AND_ASSIGN(EventReaderLibevdevCros);
 };