Bug 113938 Report is marked dirty when open/close cascading parameter dialog without doing any operation on it
description: Report is marked dirty when open/close cascading parameter dialog without doing any operation on it steps to reproduce: 1.new a cascading parameter group 2.save the reprot 3.double click the cascading parameter to bring out edit box 4.click OK to close edit box actual result: Report has been marked dirty expected result: No dirty marked for that no operations done in edit parameter dialog
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ExpressionProvider.java
childrenList.addAll( getClassList( false ) );
				}
				else if ( NATIVE_OBJECTS.equals( parent ) )
				{
					childrenList.addAll( getClassList( true ) );
				}
				else if ( OPERATORS.equals( parent ) )
				{
					childrenList.add( OPERATORS_ASSIGNMENT );
					childrenList.add( OPERATORS_COMPARISON );
					childrenList.add( OPERATORS_COMPUTATIONAL );
					childrenList.add( OPERATORS_LOGICAL );
					childrenList.add( 0, childrenList.toArray( ) );
				}
			}
		}
		else if ( parent instanceof IClassInfo )
		{
			IClassInfo classInfo = (IClassInfo) parent;
			for ( Iterator iter = classInfo.getMembers( ).iterator( ); iter.hasNext( ); )
			{
				childrenList.add( new ILocalizableInfo[]{
						classInfo, (IMemberInfo) iter.next( )
				} );
			}
			for ( Iterator iter = classInfo.getMethods( ).iterator( ); iter.hasNext( ); )
			{
				childrenList.add( new ILocalizableInfo[]{
						classInfo, (IMethodInfo) iter.next( )
				} );