Bug 188829 Move the item ,the trans of the model don't close.
1:New report design. 2:Add a Embedded image. 3:Add another imge , then drag the second imge to the first position. 4:Change the size of the first image. Expected: Image change the size. Now: Image size don't change.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/ContentElementCommand.java
/*******************************************************************************
 * Copyright (c) 2004 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *  Actuate Corporation  - initial API and implementation
 *******************************************************************************/
package org.eclipse.birt.report.model.command;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.birt.report.model.activity.ActivityStack;
import org.eclipse.birt.report.model.activity.NotificationRecordTask;
import org.eclipse.birt.report.model.api.activity.IEventFilter;
import org.eclipse.birt.report.model.api.activity.NotificationEvent;
import org.eclipse.birt.report.model.api.activity.SemanticException;
import org.eclipse.birt.report.model.api.activity.TransactionOption;
import org.eclipse.birt.report.model.api.command.ContentException;
import org.eclipse.birt.report.model.api.command.NameException;
import org.eclipse.birt.report.model.api.command.PropertyEvent;
import org.eclipse.birt.report.model.command.ContentElementInfo.Step;
import org.eclipse.birt.report.model.core.CachedMemberRef;
import org.eclipse.birt.report.model.core.ContainerContext;
import org.eclipse.birt.report.model.core.DesignElement;
import org.eclipse.birt.report.model.core.MemberRef;
import org.eclipse.birt.report.model.core.Module;
import org.eclipse.birt.report.model.elements.ContentElement;
import org.eclipse.birt.report.model.i18n.MessageConstants;