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/AbstractContentCommand.java
return;
		}
		checkBeforeMove( content, toContainerInfor );
		doMove( content, toContainerInfor, newPos );
	}
	/**
	 * Moves an element from one slot/property to another at the specified
	 * position. The destination slot can be in the same element (unusual) or a
	 * different element (usual case). Use the other form of this method to move
	 * an element within the same slot.
	 * 
	 * @param content
	 *            the element to move.
	 * @param toContainerInfor
	 *            the destination
	 * @param newPos
	 *            the position in the target slot to which the content will be
	 *            moved. If it is -1 or greater than the size of the target
	 *            slot, the content will be appended at the end of the slot.
	 * @throws ContentException
	 *             if the content cannot be moved to new container.
	 */
	protected void doMove( DesignElement content,
			ContainerContext toContainerInfor, int newPos )
			throws ContentException
	{
		ActivityStack stack = getActivityStack( );
		ContentRecord record = new ContentRecord( module, focus, content, false );
		record.setEventTarget( eventTarget );
		stack.execute( record );