Related: #i34459# add description about IllegalArgumentException...

thrown by unprotect method and about some arguments

(cherry picked from commit abaff3a9)

Change-Id: I3ee203279647a506e6cb860387aac3e4379c9c75

offapi/com/sun/star/util/XProtectable.idl

@@ -33,10 +33,18 @@ module com {  module sun {  module star {  module util {
 published interface XProtectable: com::sun::star::uno::XInterface
 {
     /** activates the protection.
+
+        @param aPassword
+            a string to specify new password.
      */
     void protect( [in] string aPassword );
 
     /** removes the protection.
+
+        @param aPassword
+            a string to match with the current password.
+        @throws com::sun::star::lang::IllegalArgumentException
+            if invalid password is specified.
      */
     void unprotect( [in] string aPassword )
             raises( com::sun::star::lang::IllegalArgumentException );