Enabled/disable touch screen in TabletPowerButtonController

ash/common/accelerators/debug_commands.cc

Index: ash/common/accelerators/debug_commands.cc
diff --git a/ash/common/accelerators/debug_commands.cc b/ash/common/accelerators/debug_commands.cc
index fc5270b015784f5002af85dd09cfb479a2b87dbf..b3ea038a0058b82204576ff1267e2e99de58ab39 100644
--- a/ash/common/accelerators/debug_commands.cc
+++ b/ash/common/accelerators/debug_commands.cc
@@ -128,7 +128,11 @@ void HandleToggleTouchpad() {
 
 void HandleToggleTouchscreen() {
   base::RecordAction(base::UserMetricsAction("Accel_Toggle_Touchscreen"));
-  ash::WmShell::Get()->delegate()->ToggleTouchscreen();
+  ShellDelegate* delegate = WmShell::Get()->delegate();
+  delegate->SetTouchscreenEnabledInPrefs(
+      !delegate->IsTouchscreenEnabledInPrefs(false /* use_local_state */),
+      false /* use_local_state */);
+  delegate->UpdateTouchscreenStatusFromPrefs();
 }
 
 void HandleToggleTouchView() {