Translate private Java members to private Dart members.

pkg/analyzer/lib/src/services/formatter_impl.dart

Index: pkg/analyzer/lib/src/services/formatter_impl.dart
diff --git a/pkg/analyzer/lib/src/services/formatter_impl.dart b/pkg/analyzer/lib/src/services/formatter_impl.dart
index f687e6f94a5a72efe4c6fd5e8e401c71ddf3498d..8ceb28bee1acf32af6a4efe9dc21b6d511d9564e 100644
--- a/pkg/analyzer/lib/src/services/formatter_impl.dart
+++ b/pkg/analyzer/lib/src/services/formatter_impl.dart
@@ -302,16 +302,13 @@ class TokenStreamComparator {
 
 }
 
-// Cached parser for testing token types.
-final tokenTester = new Parser(null,null);
+/// Test for token type.
+bool tokenIs(Token token, TokenType type) =>
+    token != null && token.type == type;
 
 /// Test if this token is an EOF token.
 bool isEOF(Token token) => tokenIs(token, TokenType.EOF);
 
-/// Test for token type.
-bool tokenIs(Token token, TokenType type) =>
-    token != null && tokenTester.matchesAny(token, [type]);
-
 /// Test if this token is a GT token.
 bool isGT(Token token) => tokenIs(token, TokenType.GT);