Fixed AR-626: Default aspects not being checked for.

- The NodeService was preventing the removal of required aspects
 - This is now enforced by integrity


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@3030 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/node/db/DbNodeServiceImpl.java

@@ -595,20 +595,6 @@ public class DbNodeServiceImpl extends AbstractNodeServiceImpl
         // get the node
         Node node = getNodeNotNull(nodeRef);
         
-        // check that the aspect may be removed
-        TypeDefinition nodeTypeDef = dictionaryService.getType(node.getTypeQName());
-        if (nodeTypeDef == null)
-        {
-            throw new InvalidNodeRefException("The node type is no longer valid: " + nodeRef, nodeRef);
-        }
-        List<AspectDefinition> defaultAspects = nodeTypeDef.getDefaultAspects();
-        if (defaultAspects.contains(aspectDef))
-        {
-            throw new InvalidAspectException(
-                    "The aspect is a default for the node's type and cannot be removed: " + aspectTypeQName,
-                    aspectTypeQName);
-        }
-        
         // remove the aspect, if present
         boolean removed = node.getAspects().remove(aspectTypeQName);
         // if the aspect was present, remove the associated properties