Bug 119225 Theme is not found when selected from theme dropdown list in a report.
Description: Theme is not found when selected from theme dropdown list in a report. Steps to reproduce: 1. Use a library in a report. 2. Select a theme in the property editor. 3. Error message pops up "theme is not found". 4. If I add library name before the theme name like "library1.newtheme". It can work.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/views/attributes/providers/ChoiceSetFactory.java
* 
	 * @return A String array contains all the Styles.
	 */
	public static String[] getStyles( )
	{
		ArrayList list = new ArrayList( );
		list.add( CHOICE_NONE );
		Iterator iterator = DEUtil.getStyles( );
		if ( iterator != null )
		{
			while ( iterator.hasNext( ) )
			{
				ReportElementHandle elementHandle = (ReportElementHandle) iterator.next( );
				list.add( elementHandle.getName( ) );
			}
		}
		return (String[]) list.toArray( new String[0] );
	}
	/**
	 * Gets all available themes .
	 * 
	 * @return A String array contains all available themes.
	 */
	public static String[] getThemes( )
	{
		ArrayList list = new ArrayList( );
		list.add( CHOICE_NONE );
		ModuleHandle handle = SessionHandleAdapter.getInstance( )
				.getReportDesignHandle( );
		Iterator iterator = handle.getAllThemes( ).iterator( );