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

ui/base/touch/touch_enabled.h

Index: ui/base/touch/touch_enabled.h
diff --git a/ui/base/touch/touch_enabled.h b/ui/base/touch/touch_enabled.h
index 88837d7856cbc2158853bb56f10041e71b7af36b..364bce7646e464bee9128f45164e206e08e04a68 100644
--- a/ui/base/touch/touch_enabled.h
+++ b/ui/base/touch/touch_enabled.h
@@ -9,8 +9,13 @@
 
 namespace ui {
 
-// Returns true if the touch-enabled flag is enabled, or if it is set to auto
-// and a touch device is present.
+#if defined(OS_CHROMEOS)
+// Sets the status of touch events to |enabled|.
+UI_BASE_EXPORT void SetTouchEventsEnabled(bool enabled);
+#endif  // defined(OS_CHROMEOS)
+
+// Returns true if the touch events are enabled. On non-ChromeOS platforms, this
+// depends on the state of the |kTouchEvents| flags.
 UI_BASE_EXPORT bool AreTouchEventsEnabled();
 
 }  // namespace ui