Bug 199009 [Automation][Regression] 2D percent stacked area chart did not render properly
steps to reproduce: - use the attached report design - preview in html expected behavior: - chart was renderred properly actual behavior: - it simply did not do so please refer to the attached screen captures
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/AxesRenderer.java
{
					if ( l1[1] == l2[1] )
					{
						return 0;
					}
					if ( l1[1] < l2[1] )
					{
						return -1;
					}
				}
				return 1;
			}
		} );
		for ( int i = 0; i < a.length; i++ )
		{
			a[i] = sa[i][0];
			b[i] = sa[i][1];
		}
	}
	/**
	 * Renders the FittingCurve if defined for supported series.
	 * 
	 * @param ipr
	 * @param points
	 * @param curve
	 * @param bDeferred
	 * @throws ChartException
	 */
	protected final void renderFittingCurve( IPrimitiveRenderer ipr,
			Location[] points, CurveFitting curve, boolean bShowAsTape,