Ticket #3411: 3411.patch

_source/plugins/styles/plugin.js

@@ -521 +521 @@
                 if ( range.collapsed )
                 {
                         /*
-                         * If the range is collapsed, try to remove the style from all ancestor
-                         * elements, until a block boundary is reached.
+                         * If the range is collapsed, break the style parent, creating a section
+                         * without the style.
                          */
                         var startPath = new CKEDITOR.dom.elementPath( startNode.getParent() );
                         for ( var i = 0, element ; i < startPath.elements.length && ( element = startPath.elements[i] ) ; i++ )
@@ -531 +531 @@
                                         break;
 
                                 if ( this.checkElementRemovable( element ) )
-                                {
-                                        /*
-                                         * Before removing the style node, there may be a sibling to the style node
-                                         * that's exactly the same to the one to be removed. To the user, it makes
-                                         * no difference that they're separate entities in the DOM tree. So, merge
-                                         * them before removal.
-                                         */
-                                        mergeSiblings( element );
-                                        removeFromElement( this, element );
-                                }
+                                        startNode.breakParent(element);
                         }
                 }
                 else