Bug 194843 Cross tab Cube - Cannot delete a dimension using the cube builder
- Open the attached report design - Delete the "Region" group. Current behavior - Does now allow me to delete the group.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/ContentCommand.java
{
			NameCommand nameCmd = new NameCommand( module, content );
			nameCmd.dropElement( );
		}
		
		List propertyBindings = module.getPropertyBindings( content );
		for ( int i = 0; i < propertyBindings.size( ); i++ )
		{
			PropertyBinding propBinding = (PropertyBinding) propertyBindings
					.get( i );
			ElementPropertyDefn propDefn = module
					.getPropertyDefn( IModuleModel.PROPERTY_BINDINGS_PROP );
			ComplexPropertyCommand propCommand = new ComplexPropertyCommand(
					module, module );
			propCommand.removeItem( new CachedMemberRef( propDefn ),
					propBinding );
		}
		handleRemovingElement( content );
	}
	/**
	 * Special operations when removing the content.
	 * 
	 * @param content
	 *            the design element
	 */
	private void handleRemovingElement( DesignElement content )
	{
		
		if ( content instanceof GroupElement )
		{