Bug 315050 [Automation][Regression]Image size is different from golden file when preview as xls
engine/org.eclipse.birt.report.engine.emitter.prototype.excel/src/org/eclipse/birt/report/engine/emitter/excel/layout/ExcelLayoutEngine.java
columnStartCoordinates[i] = columnStartCoordinates[i - 1]
				+ table.getColumnWidth( i - 1 );
		}
		return columnStartCoordinates;
	}
	private int[] inRange( int start, int end, int[] data )
	{
		int[] range = new int[data.length];
		int count = 0;
		for ( int i = 0; i < data.length; i++ )
		{
			if ( ( data[i] > start ) && ( data[i] < end ) )
			{
				count++;
				range[count] = data[i];
			}
		}
		int[] result = new int[count];
		int j = 0;
		for ( int i = 0; i < range.length; i++ )
		{
			if ( range[i] != 0 )
			{
				result[j] = range[i];
				j++;
			}
		}
		return result;
	}
	public void addCell( int col, int colSpan, int rowSpan, IStyle style )