Bug 214197 [Regression] Auto scale does not work correctly [13]
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/AutoScale.java
ia = iaCalendarDeltas[icu - 1]; 
							
							
							i = ia.length; 
							oUnit = new Integer( iaCalendarUnits[icu - 1] ); 
							
						}
						oStep = new Integer( ia[i - 1] ); 
						
						
						break;
					}
				}
			}
		}
		return true;
	}
	/**
	 * Zooms OUT 'once' into a scale of type numerical or datetime Typically,
	 * this is called in a loop until label overlaps occur
	 */
	public final boolean zoomOut( )
	{
		if ( bStepFixed )
		{
			return false;
		}
		if ( ( (Number) oStep ).doubleValue( ) >= Double.MAX_VALUE )
		{