ozone: evdev: Sync caps lock LED state to evdev

ui/events/ozone/evdev/input_device_factory_evdev.h

Index: ui/events/ozone/evdev/input_device_factory_evdev.h
diff --git a/ui/events/ozone/evdev/input_device_factory_evdev.h b/ui/events/ozone/evdev/input_device_factory_evdev.h
index 58acdc2bf994d58eb212f976a8de62dfaae41be8..976de0dd7a5ec5659eb4a627821e47b39b6efe40 100644
--- a/ui/events/ozone/evdev/input_device_factory_evdev.h
+++ b/ui/events/ozone/evdev/input_device_factory_evdev.h
@@ -63,6 +63,9 @@ class EVENTS_OZONE_EVDEV_EXPORT InputDeviceFactoryEvdev {
   // Enables all keys on the internal keyboard.
   void EnableInternalKeyboard();
 
+  // LED state.
+  void SetCapsLockLed(bool enabled);
+
   // Bits from InputController that have to be answered on IO.
   void UpdateInputDeviceSettings(const InputDeviceSettingsEvdev& settings);
   void GetTouchDeviceStatus(const GetTouchDeviceStatusReply& reply);
@@ -80,6 +83,7 @@ class EVENTS_OZONE_EVDEV_EXPORT InputDeviceFactoryEvdev {
 
   // Sync input_device_settings_ to attached devices.
   void ApplyInputDeviceSettings();
+  void ApplyCapsLockLed();
 
   // Update observers on device changes.
   void UpdateDirtyFlags(const EventConverterEvdev* converter);
@@ -120,6 +124,9 @@ class EVENTS_OZONE_EVDEV_EXPORT InputDeviceFactoryEvdev {
   bool mouse_list_dirty_;
   bool touchpad_list_dirty_;
 
+  // LEDs.
+  bool caps_lock_led_enabled_;
+
   // Device settings. These primarily affect libgestures behavior.
   InputDeviceSettingsEvdev input_device_settings_;