Displays the calibration complete message to touch calibration and gracefully quits

ui/display/manager/chromeos/touch_transform_controller.h

Index: ui/display/manager/chromeos/touch_transform_controller.h
diff --git a/ui/display/manager/chromeos/touch_transform_controller.h b/ui/display/manager/chromeos/touch_transform_controller.h
index 02cbeb36ab742737bc46636f1ab997b92b16acd9..b911a311feceb45e95405369a7ed8319f2a3e96e 100644
--- a/ui/display/manager/chromeos/touch_transform_controller.h
+++ b/ui/display/manager/chromeos/touch_transform_controller.h
@@ -38,6 +38,10 @@ class DISPLAY_MANAGER_EXPORT TouchTransformController {
   // into device manager.
   void UpdateTouchTransforms() const;
 
+  // During touch calibration we remove the previous transform and update touch
+  // transformer until calibration is complete.
+  void SetForCalibration(bool is_calibrating);
+
  private:
   friend class test::TouchTransformControllerTest;
 
@@ -82,6 +86,8 @@ class DISPLAY_MANAGER_EXPORT TouchTransformController {
   DisplayConfigurator* display_configurator_;
   DisplayManager* display_manager_;
 
+  bool is_calibrating_ = false;
+
   DISALLOW_COPY_AND_ASSIGN(TouchTransformController);
 };