Bug 156497 [Regression][Acceptance]Report isn't refreshed when delete used library file.
Description: Report isn't refreshed when delete used library file. Steps to reproduce: 1.New a library, add a label, input actuate. 2.New a report, extend lib.label 3.Delete the library file. 4.Refresh the report in Outline of the report Expected result: Empty label in Layout. Actual result: label with content "actuate" in Layout.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/LibraryCommand.java
Map values = dealElementDecendents( library, tmpElement, actionCode );
			if ( actionCode == RELOAD_ACTION )
				overriddenValues.putAll( values );
		}
		return overriddenValues;
	}
	/**
	 * Performs the action to add the library to the module.
	 * 
	 * @param libraryFileName
	 *            the library path
	 * @param namespace
	 *            the library namespace
	 * @param action
	 *            can be RELOAD or SIMPLE.
	 * @param overriddenValues
	 *            the overridden values.
	 * @throws SemanticException
	 *             if the library file is invalid.
	 */
	private void doAddLibrary( String libraryFileName, String namespace,
			int action, Map overriddenValues ) throws SemanticException,
			DesignFileException
	{
		Library library = module.loadLibrary( libraryFileName, namespace );
		library.setReadOnly( );
		ActivityStack activityStack = getActivityStack( );
		activityStack.startTrans( );
		LibraryRecord record = null;
		if ( action == SIMPLE_ACTION )