Developer Feature: Add Debug Accelerators to Toggle Touchscreen/Touchpad On or Off (CrOS)

ui/events/devices/x11/device_data_manager_x11.cc

Index: ui/events/devices/x11/device_data_manager_x11.cc
diff --git a/ui/events/devices/x11/device_data_manager_x11.cc b/ui/events/devices/x11/device_data_manager_x11.cc
index 39a1ff1cf092188510a856cf1172ca82845c549c..6b4cc59df5ef8d73b900bb7675f17f02a7fe53f4 100644
--- a/ui/events/devices/x11/device_data_manager_x11.cc
+++ b/ui/events/devices/x11/device_data_manager_x11.cc
@@ -740,6 +740,10 @@ void DeviceDataManagerX11::EnableDevice(int deviceid) {
   }
 }
 
+bool DeviceDataManagerX11::IsDeviceEnabled(int device_id) const {
+  return blocked_devices_.test(device_id);
+}
+
 bool DeviceDataManagerX11::IsEventBlocked(
     const base::NativeEvent& native_event) {
   // Only check XI2 events which have a source device id.