Generate names for anonymous Java classes using enclosing classes and members.

pkg/analyzer/lib/src/generated/error.dart

 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library engine.error;
 
 import 'java_core.dart';
 import 'source.dart';
 import 'scanner.dart' show Token;
 import 'ast.dart' show ASTNode;
 import 'element.dart' show Element;
@@ skipping 3218 matching lines @@
 /**
  * The interface `AnalysisErrorListener` defines the behavior of objects that listen for
  * [AnalysisError] being produced by the analysis engine.
  *
  * @coverage dart.engine.error
  */
 abstract class AnalysisErrorListener {
   /**
    * An error listener that ignores errors that are reported to it.
    */
-  static final AnalysisErrorListener NULL_LISTENER = new AnalysisErrorListener_6();
+  static final AnalysisErrorListener NULL_LISTENER = new AnalysisErrorListener_NULL_LISTENER();
 
   /**
    * This method is invoked when an error has been found by the analysis engine.
    *
    * @param error the error that was just found (not `null`)
    */
   void onError(AnalysisError error);
 }
 
-class AnalysisErrorListener_6 implements AnalysisErrorListener {
+class AnalysisErrorListener_NULL_LISTENER implements AnalysisErrorListener {
   void onError(AnalysisError event) {
   }
 }
 
 /**
  * The enumeration `HtmlWarningCode` defines the error codes used for warnings in HTML files.
  * The convention for this class is for the name of the error code to indicate the problem that
  * caused the error to be generated and for the error message to explain what is wrong and, when
  * appropriate, how the problem can be corrected.
  *
@@ skipping 372 matching lines @@
   StaticTypeWarningCode.con2(String name, int ordinal, this.message, String correction) : super(name, ordinal) {
     this.correction7 = correction;
   }
 
   String get correction => correction7;
 
   ErrorSeverity get errorSeverity => ErrorType.STATIC_TYPE_WARNING.severity;
 
   ErrorType get type => ErrorType.STATIC_TYPE_WARNING;
 }