Add some comments

Change-Id: Ice9919d7536060a8daac349f08db6c8366ebe392
Reviewed-on: https://gerrit.libreoffice.org/67272
Tested-by: Jenkins
Reviewed-by: Jens Carl <j.carl43@gmx.de>

sc/source/ui/unoobj/dapiuno.cxx

@@ -1677,6 +1677,8 @@ Any SAL_CALL ScDataPilotFieldsObj::getByIndex( sal_Int32 nIndex )
     return Any( xField );
 }
 
+// XElementAccess
+
 uno::Type SAL_CALL ScDataPilotFieldsObj::getElementType()
 {
     SolarMutexGuard aGuard;
@@ -1689,6 +1691,8 @@ sal_Bool SAL_CALL ScDataPilotFieldsObj::hasElements()
     return ( getCount() != 0 );
 }
 
+// XNameAccess
+
 Any SAL_CALL ScDataPilotFieldsObj::getByName( const OUString& aName )
 {
     SolarMutexGuard aGuard;