Bug 315315 Warning messages seen while starting up workbench
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/util/PluginSettings.java
"dv.GIF", 
					"org.eclipse.birt.chart.device.image.GifRendererImpl", 
					null,
					"Deprecated, use PNG instead" 
			}, {
					"dv.JPEG", 
					"org.eclipse.birt.chart.device.image.JpegRendererImpl", 
					null,
					null
			}, {
					"dv.JPG", 
					"org.eclipse.birt.chart.device.image.JpegRendererImpl", 
					"JPG", 
					null
			}, {
					"dv.BMP", 
					"org.eclipse.birt.chart.device.image.BmpRendererImpl", 
					"BMP", 
					null
			}, {
					"dv.SVG", 
					"org.eclipse.birt.chart.device.svg.SVGRendererImpl", 
					"SVG", 
					null
			}, {
				"dv.PDF", 
				"org.eclipse.birt.chart.device.pdf.PDFRendererImpl", 
				"PDF", 
				null
		}