Bug 186940 Style name in theme cannot be identify by auto when reopen the library[01]
Description: Style name in theme cannot be identify by auto when reopen the library[01] Step: 1.Open a library and add a theme 2.New a style on the theme and use the default name that is "NewStyle" 3.Save the library, close it and reopen it again. 4.New another style on the same theme Actual result: The default style name on second times is also "NewStyle" Exception result: The default style name on second times is "NewStyle1"
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/NameCommand.java
.getNameSpace( module ).getElement( name );
			
			
			
			
			if ( existedElement != null )
				throw new NameException( element, name,
						NameException.DESIGN_EXCEPTION_DUPLICATE );
		}
	}
	/**
	 * Adds the element into its name space.
	 * 
	 * @throws NameException
	 *             if the element with the same name exists.
	 */
	protected void addElement( ) throws NameException
	{
		checkName( element.getName( ) );
		addSymbol( );
	}
	/**
	 * Drops the element from its name space.
	 */
	protected void dropElement( )
	{
		dropSymbol( );
	}
	/**
	 * Implementation of adding a symbol to a name space. Adds the name only if