Property reconfiguring implemented. Tests added.

src/property.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/property.h"
 
 #include "src/handles-inl.h"
 #include "src/ostreams.h"
 
 namespace v8 {
@@ skipping 51 matching lines @@
 
 // Outputs PropertyDetails as a descriptor array details.
 std::ostream& operator<<(std::ostream& os,
                          const FastPropertyDetails& details_fast) {
   const PropertyDetails& details = details_fast.details;
   os << "(";
   if (details.location() == kDescriptor) {
     os << "immutable ";
   }
   os << (details.kind() == kData ? "data" : "accessor");
+  os << ": " << details.representation().Mnemonic();
   if (details.location() == kField) {
-    os << ": " << details.representation().Mnemonic()
-       << ", field_index: " << details.field_index();
+    os << ", field_index: " << details.field_index();
   }
   return os << ", p: " << details.pointer()
             << ", attrs: " << details.attributes() << ")";
 }
 
 
 #ifdef OBJECT_PRINT
 void PropertyDetails::Print(bool dictionary_mode) {
   OFStream os(stdout);
   if (dictionary_mode) {
@@ skipping 12 matching lines @@
   if (value->IsAccessorPair()) {
     AccessorPair* pair = AccessorPair::cast(value);
     os << "(get: " << Brief(pair->getter())
        << ", set: " << Brief(pair->setter()) << ") ";
   }
   os << FastPropertyDetails(d.GetDetails());
   return os;
 }
 
 } }  // namespace v8::internal