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
{
			unitKey = DesignChoiceConstants.CHOICE_FONT_FAMILY;
		}
		else if ( AttributeConstant.TEXT_FORMAT.equals( property ) )
		{
			unitKey = DesignChoiceConstants.CHOICE_TEXT_CONTENT_TYPE;
		}
		else if ( AttributeConstant.BORDER_STYLE.equals( property ) )
		{
			unitKey = DesignChoiceConstants.CHOICE_LINE_STYLE;
		}
		else if ( AttributeConstant.BORDER_WIDTH.equals( property ) )
		{
			unitKey = DesignChoiceConstants.CHOICE_LINE_WIDTH;
		}
		else if ( SortKey.DIRECTION_MEMBER.equals( property ) )
		{
			unitKey = DesignChoiceConstants.CHOICE_SORT_DIRECTION;
		}
		else if ( FilterCondition.OPERATOR_MEMBER.equals( property ) )
		{
			unitKey = DesignChoiceConstants.CHOICE_FILTER_OPERATOR;
		}
		else if ( StyleHandle.VERTICAL_ALIGN_PROP.equals( property ) )
		{
			unitKey = DesignChoiceConstants.CHOICE_VERTICAL_ALIGN;
		}
		else if ( StyleHandle.TEXT_ALIGN_PROP.equals( property ) )
		{
			unitKey = DesignChoiceConstants.CHOICE_TEXT_ALIGN;