Bug 191089 cross tab Binding tab- Aggregate On field is shows incorrect field name
Cross tab-Binding under properties hows incorrect field for 'Aggregate On'. It show show similar to regular table binding 'Aggregate On' field. For example; instead of Location/country it should show either 'N/A' for table or 'Group Country' for any group.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DEUtil.java
Object arg = iterator.next( );
						if ( argIndex == i )
						{
							return ( (IArgumentInfo) arg ).getType( );
						}
					}
				}
				return null;
			}
		}
		return null;
	}
	/**
	 * Get a DesignElementHandle's method's all arguments.
	 * 
	 * @param handle
	 * @param methodName
	 * @return Arguments map, key is argument name, value is argument type.
	 */
	public static Map getDesignElementMethodArguments(
			DesignElementHandle handle, String methodName )
	{
		List methods = handle.getDefn( ).getMethods( );