Enabled/disable touch screen in TabletPowerButtonController

ash/test/test_shell_delegate.cc

Index: ash/test/test_shell_delegate.cc
diff --git a/ash/test/test_shell_delegate.cc b/ash/test/test_shell_delegate.cc
index 8e2fceacf5eac1fa20f0ab562ae3e160f06ff650..4d741f94492420116eb1e0541e2726a67a39ab1b 100644
--- a/ash/test/test_shell_delegate.cc
+++ b/ash/test/test_shell_delegate.cc
@@ -86,6 +86,7 @@ TestShellDelegate::TestShellDelegate()
     : num_exit_requests_(0),
       multi_profiles_enabled_(false),
       force_maximize_on_first_run_(false),
+      touch_screen_enabled_(true),
       app_list_presenter_delegate_factory_(new AppListPresenterDelegateFactory(
           base::WrapUnique(new AppListViewDelegateFactoryImpl))) {}
 
@@ -184,6 +185,14 @@ gfx::Image TestShellDelegate::GetDeprecatedAcceleratorImage() const {
   return gfx::Image();
 }
 
+bool TestShellDelegate::IsTouchscreenEnabled() const {
+  return touch_screen_enabled_;
+}
+
+void TestShellDelegate::SetTouchscreenEnabled(bool enabled) {
+  touch_screen_enabled_ = enabled;
+}
+
 void TestShellDelegate::SetMediaCaptureState(MediaCaptureState state) {
 #if defined(OS_CHROMEOS)
   static_cast<MediaDelegateImpl*>(WmShell::Get()->media_delegate())