Ticket #6091: #6091.patch

_source/core/dom/range.js

@@ -1552 +1552 @@
                         // Do nothing if the boundaries are in different block limits.
                         if ( !startBlockLimit.equals( endBlockLimit ) )
                                 return null;
+                        
+                        // Do nothing if the boundaries are list item 'li'      
+                        if ( startBlock.getName().toLowwerCase() == 'li' && endBlock.getName().toLowwerCase() == 'li')
+                                return null;
 
                         // Get or fix current blocks.
                         if ( blockTag != 'br' )