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

chrome/browser/chromeos/system/input_device_settings_impl_ozone.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/system/input_device_settings.h"
 
 #include "content/public/browser/browser_thread.h"
 #include "ui/ozone/public/input_controller.h"
 #include "ui/ozone/public/ozone_platform.h"
 
@@ skipping 21 matching lines @@
   void SetTapToClick(bool enabled) override;
   void SetThreeFingerClick(bool enabled) override;
   void SetTapDragging(bool enabled) override;
   void SetNaturalScroll(bool enabled) override;
   void MouseExists(const DeviceExistsCallback& callback) override;
   void UpdateMouseSettings(const MouseSettings& settings) override;
   void SetMouseSensitivity(int value) override;
   void SetPrimaryButtonRight(bool right) override;
   void ReapplyTouchpadSettings() override;
   void ReapplyMouseSettings() override;
+  void SetInternalTouchpadEnabled(bool enabled) override;
 
   // Cached InputController pointer. It should be fixed throughout the browser
   // session.
   ui::InputController* input_controller_;
 
   // Respective device setting objects.
   TouchpadSettings current_touchpad_settings_;
   MouseSettings current_mouse_settings_;
 
   DISALLOW_COPY_AND_ASSIGN(InputDeviceSettingsImplOzone);
@@ skipping 69 matching lines @@
 }
 
 void InputDeviceSettingsImplOzone::ReapplyTouchpadSettings() {
   TouchpadSettings::Apply(current_touchpad_settings_, this);
 }
 
 void InputDeviceSettingsImplOzone::ReapplyMouseSettings() {
   MouseSettings::Apply(current_mouse_settings_, this);
 }
 
+void InputDeviceSettingsImplOzone::SetInternalTouchpadEnabled(bool enabled) {
+  input_controller_->SetInternalTouchpadEnabled(enabled);
+}
+
 }  // namespace
 
 // static
 InputDeviceSettings* InputDeviceSettings::Get() {
   if (g_test_instance)
     return g_test_instance;
   if (!g_instance)
     g_instance = new InputDeviceSettingsImplOzone;
   return g_instance;
 }
 
 // static
 void InputDeviceSettings::SetSettingsForTesting(
     InputDeviceSettings* test_settings) {
   if (g_test_instance == test_settings)
     return;
   delete g_test_instance;
   g_test_instance = test_settings;
 }
 
 }  // namespace system
 }  // namespace chromeos