Split parser/listener.dart, parser/class_element_listener.dart and tokens/token.dart into smaller l…

site/try/src/interaction_manager.dart

Index: site/try/src/interaction_manager.dart
diff --git a/site/try/src/interaction_manager.dart b/site/try/src/interaction_manager.dart
index b24802b361b115724792ffaba8a188ca56421671..89ddf7605b32f28c3c049193277cb0a1269e7a2f 100644
--- a/site/try/src/interaction_manager.dart
+++ b/site/try/src/interaction_manager.dart
@@ -26,15 +26,17 @@ import 'package:compiler/src/scanner/string_scanner.dart' show
 
 import 'package:compiler/src/tokens/token.dart' show
     BeginGroupToken,
-    EOF_TOKEN,
     ErrorToken,
-    STRING_INTERPOLATION_IDENTIFIER_TOKEN,
-    STRING_INTERPOLATION_TOKEN,
-    STRING_TOKEN,
     Token,
     UnmatchedToken,
     UnterminatedToken;
 
+import 'package:compiler/src/tokens/token_constants.dart' show
+    EOF_TOKEN,
+    STRING_INTERPOLATION_IDENTIFIER_TOKEN,
+    STRING_INTERPOLATION_TOKEN,
+    STRING_TOKEN;
+
 import 'package:compiler/src/io/source_file.dart' show
     StringSourceFile;