Don't allow reference mode when the control is disabled.
Don't allow reference mode when the control is disabled.

Change-Id: I9ba6121ee67f3f4fc0b4a1fb3b14036fce2e88e9

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core