Fix crash evaluating metadata with super in a const constructor argument.

runtime/vm/parser.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/parser.h"
 
 #include "lib/invocation_mirror.h"
 #include "platform/utils.h"
 #include "vm/bootstrap.h"
 #include "vm/class_finalizer.h"
@@ skipping 10281 matching lines @@
       primary = ParseNewOperator(Token::kCONST);
     }
   } else if (CurrentToken() == Token::kLT ||
              CurrentToken() == Token::kLBRACK ||
              CurrentToken() == Token::kINDEX ||
              CurrentToken() == Token::kLBRACE) {
     primary = ParseCompoundLiteral();
   } else if (CurrentToken() == Token::kHASH) {
     primary = ParseSymbolLiteral();
   } else if (CurrentToken() == Token::kSUPER) {
+    if (parsing_metadata_) {
+      ErrorMsg("cannot access superclass from metadata");
+    }
     if (current_function().is_static()) {
       ErrorMsg("cannot access superclass from static method");
     }
     if (current_class().SuperClass() == Class::null()) {
       ErrorMsg("class '%s' does not have a superclass",
                String::Handle(current_class().Name()).ToCString());
     }
     if (current_class().IsMixinApplication()) {
       const Type& mixin_type = Type::Handle(current_class().mixin());
       if (mixin_type.type_class() == current_function().origin()) {
@@ skipping 380 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart