Add SuggestionPopup to ComboBox SubParts. (#13286)

Change-Id: Ibee44bb9b568fc188ac9e05fb67ce94a9846b5bc
Merge changes from origin/7.1

2c1f8e6 Add SuggestionPopup to ComboBox SubParts. (#13286)

Change-Id: I68c2d1a6f9edecf8b7197cea04e9bcb387935aa3