merge PrecedenceInfo into TokenType and update all refs

pkg/compiler/lib/src/parser/node_listener.dart

Index: pkg/compiler/lib/src/parser/node_listener.dart
diff --git a/pkg/compiler/lib/src/parser/node_listener.dart b/pkg/compiler/lib/src/parser/node_listener.dart
index a821523eb64c334d64143983c90cebc6f940e0c9..ecb38f4cca1ddfa1bb0b1911394e3e5b686df1a0 100644
--- a/pkg/compiler/lib/src/parser/node_listener.dart
+++ b/pkg/compiler/lib/src/parser/node_listener.dart
@@ -4,15 +4,15 @@
 
 library dart2js.parser.node_listener;
 
-import '../common.dart';
-import '../elements/elements.dart' show CompilationUnitElement;
 import 'package:front_end/src/fasta/parser/parser.dart'
     show FormalParameterType;
 import 'package:front_end/src/fasta/parser/identifier_context.dart'
     show IdentifierContext;
-import 'package:front_end/src/fasta/scanner/precedence.dart' as Precedence
-    show INDEX_INFO;
 import 'package:front_end/src/fasta/scanner.dart' show StringToken, Token;
+import 'package:front_end/src/scanner/token.dart' show TokenType;
+
+import '../common.dart';
+import '../elements/elements.dart' show CompilationUnitElement;
 import '../tree/tree.dart';
 import '../util/util.dart' show Link;
 import 'element_listener.dart' show ElementListener, ScannerOptions;
@@ -719,7 +719,7 @@ class NodeListener extends ElementListener {
         makeNodeList(1, openSquareBracket, closeSquareBracket, null);
     Node receiver = popNode();
     Token token = new StringToken.fromString(
-        Precedence.INDEX_INFO, '[]', openSquareBracket.charOffset);
+        TokenType.INDEX, '[]', openSquareBracket.charOffset);
     Node selector = new Operator(token);
     pushNode(new Send(receiver, selector, arguments));
   }