-Fix display of megamorphic miss function.

runtime/vm/object.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/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 8886 matching lines @@
 
 // See also Dart_ScriptGetTokenInfo.
 void Script::PrintJSONImpl(JSONStream* stream, bool ref) const {
   JSONObject jsobj(stream);
   AddCommonObjectProperties(&jsobj, "Script", ref);
   const String& uri = String::Handle(url());
   ASSERT(!uri.IsNull());
   const String& encoded_uri = String::Handle(String::EncodeIRI(uri));
   ASSERT(!encoded_uri.IsNull());
   const Library& lib = Library::Handle(FindLibrary());
-  if (lib.IsNull()) {
-    ASSERT(kind() == RawScript::kEvaluateTag);
+  if (kind() == RawScript::kEvaluateTag) {
     jsobj.AddServiceId(*this);
   } else {
-    ASSERT(kind() != RawScript::kEvaluateTag);
+    ASSERT(!lib.IsNull());
     jsobj.AddFixedServiceId("libraries/%" Pd "/scripts/%s",
         lib.index(), encoded_uri.ToCString());
   }
   jsobj.AddPropertyStr("uri", uri);
   jsobj.AddProperty("_kind", GetKindAsCString());
   if (ref) {
     return;
   }
   if (!lib.IsNull()) {
     jsobj.AddProperty("library", lib);
@@ skipping 12614 matching lines @@
   return tag_label.ToCString();
 }
 
 
 void UserTag::PrintJSONImpl(JSONStream* stream, bool ref) const {
   Instance::PrintJSONImpl(stream, ref);
 }
 
 
 }  // namespace dart