Remove GestureInterpreterLibevdevCros::SetAllowedKeys() because it is a no-op

ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.cc

Index: ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.cc
diff --git a/ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.cc b/ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.cc
index 7a0f8c918a4832f53334f807c0ffff5c377f2657..98bf5feec15ac61987e4b623fe19fd8c5f5cf1e7 100644
--- a/ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.cc
+++ b/ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.cc
@@ -214,25 +214,6 @@ void GestureInterpreterLibevdevCros::OnLibEvdevCrosStopped(
   ReleaseMouseButtons(timestamp);
 }
 
-void GestureInterpreterLibevdevCros::SetAllowedKeys(
-    scoped_ptr<std::set<DomCode>> allowed_keys) {
-  if (!allowed_keys) {
-    allowed_keys_.reset();
-    return;
-  }
-
-  allowed_keys_.reset(new std::set<int>());
-  for (const auto& it : *allowed_keys) {
-    int evdev_code =
-        NativeCodeToEvdevCode(KeycodeConverter::DomCodeToNativeKeycode(it));
-    allowed_keys_->insert(evdev_code);
-  }
-}
-
-void GestureInterpreterLibevdevCros::AllowAllKeys() {
-  allowed_keys_.reset();
-}
-
 void GestureInterpreterLibevdevCros::OnGestureReady(const Gesture* gesture) {
   switch (gesture->type) {
     case kGestureTypeMove:
@@ -453,9 +434,6 @@ void GestureInterpreterLibevdevCros::DispatchChangedKeys(
       if (key >= BTN_DIGI && key < BTN_WHEEL)
         continue;
 
-      if (allowed_keys_ && !allowed_keys_->count(key))
-        continue;
-
       // Dispatch key press or release to keyboard.
       dispatcher_->DispatchKeyEvent(
           KeyEventParams(id_, key, value, StimeToTimedelta(timestamp)));