Bug 180130 Bar chart becomes a line in right-to-left mode
When setting a right-to-left mode, such as in arabic locale, all bar charts will become a line. After investigation, size field in DataPointHints is 0.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/PlotWith2DAxes.java
aax.swapAxes( isTransposed );
		
		final OneAxis oaxPrimaryBase = new OneAxis( axPrimaryBase );
		oaxPrimaryBase.set( getOrientation( IConstants.BASE ),
				transposeLabelPosition( IConstants.BASE, getLabelPosition(
				
						
						
						axPrimaryBase.getLabelPosition( ) ) ),
				transposeLabelPosition( IConstants.BASE, getLabelPosition(
				
						
						
						axPrimaryBase.getTitlePosition( ) ) ),
				axPrimaryBase.isSetCategoryAxis( )
						&& axPrimaryBase.isCategoryAxis( ),
				axPrimaryBase.getScale( ).isTickBetweenCategories( ) );
		oaxPrimaryBase.setGridProperties( axPrimaryBase.getMajorGrid( )
				.getLineAttributes( ),
				axPrimaryBase.getMinorGrid( ).getLineAttributes( ),
				axPrimaryBase.getMajorGrid( ).getTickAttributes( ),
				axPrimaryBase.getMinorGrid( ).getTickAttributes( ),
				transposeTickStyle( IConstants.BASE,
				
						
						
						getTickStyle( axPrimaryBase, MAJOR ) ),
				transposeTickStyle( IConstants.BASE,