Bug 158662 Image constructor is incomplete
The Image constructor Image(IImageContent) does not copy the imageMap member of IIMageContent. This can lead to bugs whereever the IImage interface is used to retrieve the Chart Image Map.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/Image.java
{
				}
				return null;
			case IImage.INVALID_IMAGE :
				return null;
			default :
				return null;
		}
	}
	public String getMimeType( )
	{
		return mimeType;
	}
	public void setMimeType( String mimeType )
	{
		this.mimeType = mimeType;
	}
	public String getImageMap( )
	{
		return imageMap;
	}
	public void setImageMap( String imageMap )
	{
		this.imageMap = imageMap;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.api2.IImage#writeImage(java.io.File)
	 */