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

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 511f1972cc4f41950acc7eed40c8e4fdd1d85da7..aeb4884b07425bcc6485a985c147150c62ed6397 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -790,6 +790,10 @@ const char kFileSystemProviderMounted[] = "file_system_provider.mounted";
 // A boolean pref set to true if the virtual keyboard should be enabled.
 const char kTouchVirtualKeyboardEnabled[] = "ui.touch_virtual_keyboard_enabled";
 
+// Boolean prefs for the status of the touch screen and the touchpad.
+const char kTouchScreenEnabled[] = "events.touch_screen.enabled";
+const char kTouchPadEnabled[] = "events.touch_pad.enabled";
+
 // A boolean pref that controls whether the dark connect feature is enabled.
 // The dark connect feature allows a Chrome OS device to periodically wake
 // from suspend in a low-power state to maintain WiFi connectivity.