[kylin-display-switch]When pressing super+P to switch among four display modes, a text box, P inside will show on the desktop.

[kyt]

[Machine]
Dell Vostro 3900
  [Version]
1804 final 20180427.3 enhanced
  [Details]
 [kylin-display-switch]When pressing super+P to switch among four display modes, a text box, P inside will show on the desktop.
【显示切换】使用win+p进行显示切换，桌上会出现文本框，文本框内输入p
  [Test Case]
1. Connect two monitors
2. press super+P to switch among four display modes
Expected Result: Passed
Actual Result:
a text box, P inside will show on the desktop.