Bug 201726 [Regression]Missing the attribute binding in Current Data Cube of Expression builder[1102]
Description: [Regression]Missing the attribute binding in Current Data Cube of Expression builder[1102] Build number: 2.2.1.v20070830-1348 Steps to reproduce: 1, New a cube with some dimensions and some attribute 2, New a crosstab using the cube 3, Open the expression builder to find the binding of attribute Expected result: The attribute binding should be in the expression builder's Current Data Cube. Actual result: The attribute binding is missing
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ExpressionProvider.java
new Operator( "<=", Messages.getString( "ExpressionProvider.Operator.LessEqual" ) ),  
			new Operator( "!=", Messages.getString( "ExpressionProvider.Operator.NotEqual" ) ),  
			new Operator( ">", Messages.getString( "ExpressionProvider.Operator.Greater" ) ), 
			new Operator( ">=", Messages.getString( "ExpressionProvider.Operator.GreaterEquals" ) ), 
	};
	
	protected static final Operator[] OPERATORS_COMPUTATIONAL = new Operator[]{
			new Operator( "+", Messages.getString( "ExpressionProvider.Operator.Add" ) ), 
			new Operator( "-", Messages.getString( "ExpressionProvider.Operator.Sub" ) ), 
			new Operator( "*", Messages.getString( "ExpressionProvider.Operator.Mult" ) ), 
			new Operator( "/", Messages.getString( "ExpressionProvider.Operator.Divides" ) ),  
			new Operator( "++ ", Messages.getString( "ExpressionProvider.Operator.Inc" ) ),  
			new Operator( "-- ", Messages.getString( "ExpressionProvider.Operator.Dec" ) ),  
	};
	
	protected static final Operator[] OPERATORS_LOGICAL = new Operator[]{
			new Operator( "&&", Messages.getString( "ExpressionProvider.Operator.And" ) ),  
			new Operator( "||", Messages.getString( "ExpressionProvider.Operator.Or" ) ),  
	};
	
	protected static final Operator[] OPERATORS_ON_BAR = new Operator[]{
			OPERATORS_COMPUTATIONAL[0],
			OPERATORS_COMPUTATIONAL[1],
			OPERATORS_COMPUTATIONAL[2],
			OPERATORS_COMPUTATIONAL[3],
			OPERATOR_SEPARATOR,
			new Operator( "!", Messages.getString( "ExpressionProvider.Operator.Not" ) ),
			new Operator( "=", Messages.getString( "ExpressionProvider.Operator.Equals" ) ),
			OPERATORS_COMPARISON[1],
			OPERATORS_COMPARISON[4],