Serialize TreeElements

pkg/compiler/lib/src/serialization/keys.dart

Index: pkg/compiler/lib/src/serialization/keys.dart
diff --git a/pkg/compiler/lib/src/serialization/keys.dart b/pkg/compiler/lib/src/serialization/keys.dart
index 7758be67bdb7cd268e2c7249d877b9b6212d0e96..d74c8209ce98061a0228433513ee774f53e9f58f 100644
--- a/pkg/compiler/lib/src/serialization/keys.dart
+++ b/pkg/compiler/lib/src/serialization/keys.dart
@@ -9,6 +9,7 @@ class Key {
   static const Key ALIAS = const Key('alias');
   static const Key ARGUMENTS = const Key('arguments');
   static const Key BOUND = const Key('bound');
+  static const Key CACHED_TYPE = const Key('cachedType');
   static const Key CALL_STRUCTURE = const Key('callStructure');
   static const Key CALL_TYPE = const Key('callType');
   static const Key CANONICAL_URI = const Key('canonicalUri');
@@ -34,6 +35,8 @@ class Key {
   static const Key FIELD = const Key('field');
   static const Key FIELDS = const Key('fields');
   static const Key FUNCTION = const Key('function');
+  static const Key GET_OR_SET = const Key('getOrSet');
+  static const Key GETTER = const Key('getter');
   static const Key ID = const Key('id');
   static const Key IMPACTS = const Key('impacts');
   static const Key IMPORT = const Key('import');
@@ -71,6 +74,7 @@ class Key {
   static const Key NAMED_ARGUMENTS = const Key('named-arguments');
   static const Key NAMED_PARAMETERS = const Key('named-parameters');
   static const Key NAMED_PARAMETER_TYPES = const Key('named-parameter-types');
+  static const Key NEW_STRUCTURE = const Key('newStructure');
   static const Key OFFSET = const Key('offset');
   static const Key OPERATOR = const Key('operator');
   static const Key OPTIONAL_PARAMETER_TYPES =
@@ -80,7 +84,12 @@ class Key {
   static const Key PREFIX = const Key('prefix');
   static const Key RETURN_TYPE = const Key('return-type');
   static const Key RIGHT = const Key('right');
+  static const Key SELECTOR = const Key('selector');
+  static const Key SEMANTICS = const Key('semantics');
+  static const Key SEND_STRUCTURE = const Key('sendStructure');
+  static const Key SETTER = const Key('setter');
   static const Key STATIC_USES = const Key('static-uses');
+  static const Key SUB_KIND = const Key('subKind');
   static const Key SUPERTYPE = const Key('supertype');
   static const Key SUPERTYPES = const Key('supertypes');
   static const Key SYMBOLS = const Key('symbols');