Improve java2dart code style - relax 'don't reference variable name in its initializer'.

pkg/analyzer_experimental/lib/src/generated/scanner.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.scanner;
 import 'dart:collection';
 import 'java_core.dart';
 import 'java_engine.dart';
 import 'source.dart';
 import 'error.dart';
 import 'instrumentation.dart';
 /**
@@ skipping 58 matching lines @@
     } else {
       return new KeywordState(result, null);
     }
   }
 
   /**
    * Create the initial state in the state machine.
    * @return the state that was created
    */
   static KeywordState createKeywordStateTable() {
-    List<Keyword> values2 = Keyword.values;
-    List<String> strings = new List<String>(values2.length);
-    for (int i = 0; i < values2.length; i++) {
-      strings[i] = values2[i].syntax;
+    List<Keyword> values = Keyword.values;
+    List<String> strings = new List<String>(values.length);
+    for (int i = 0; i < values.length; i++) {
+      strings[i] = values[i].syntax;
     }
     strings.sort();
     return computeKeywordStateTable(0, strings, 0, strings.length);
   }
 
   /**
    * A table mapping characters to the states to which those characters will transition. (The index
    * into the array is the offset from the character {@code 'a'} to the transitioning character.)
    */
   List<KeywordState> _table;
@@ skipping 1943 matching lines @@
    */
   bool isUserDefinableOperator() => identical(_lexeme, "==") || identical(_lexeme, "~") || identical(_lexeme, "[]") || identical(_lexeme, "[]=") || identical(_lexeme, "*") || identical(_lexeme, "/") || identical(_lexeme, "%") || identical(_lexeme, "~/") || identical(_lexeme, "+") || identical(_lexeme, "-") || identical(_lexeme, "<<") || identical(_lexeme, ">>") || identical(_lexeme, ">=") || identical(_lexeme, ">") || identical(_lexeme, "<=") || identical(_lexeme, "<") || identical(_lexeme, "&") || identical(_lexeme, "^") || identical(_lexeme, "|");
   int compareTo(TokenType other) => ordinal - other.ordinal;
   int get hashCode => ordinal;
   String toString() => name;
 }
 class TokenType_EOF extends TokenType {
   TokenType_EOF(String name, int ordinal, TokenClass arg0, String arg1) : super.con2(name, ordinal, arg0, arg1);
   String toString() => "-eof-";
 }