FB_CALLMONITOR: use mulitple-strict widget for reverse-search attribute; minor code make-up

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FB_CALLMONITOR: use mulitple-strict widget for reverse-search attribute; minor code make-up

FB_CALLMONITOR: use mulitple-strict widget for reverse-search attribute; minor code make-upView Changes

Source: FB_CALLMONITOR: use mulitple-strict widget for reverse-search attribute; minor code make-up