Use message.yaml in parser.

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

Index: pkg/compiler/lib/src/parser/partial_elements.dart
diff --git a/pkg/compiler/lib/src/parser/partial_elements.dart b/pkg/compiler/lib/src/parser/partial_elements.dart
index 6cbc22c5707ca0d863fc9af0b9305c04148651bb..26631eaf2b6f70c39b8f736a0048a5774b181421 100644
--- a/pkg/compiler/lib/src/parser/partial_elements.dart
+++ b/pkg/compiler/lib/src/parser/partial_elements.dart
@@ -451,7 +451,7 @@ Node parse(ParsingContext parsing, ElementX element, PartialElement partial,
         doParse(new Parser(listener));
       } on ParserError catch (e) {
         partial.hasParseError = true;
-        return new ErrorNode(element.position, e.kind, e.arguments);
+        return new ErrorNode(element.position, e.message);
       }
       Node node = listener.popNode();
       assert(listener.nodes.isEmpty);