Tweaks to global object inline cache code

src/ic.cc

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 619 matching lines @@
       }
       case NORMAL: {
         if (object->IsJSGlobalObject()) {
           // The stub generated for the global object picks the value directly
           // from the property cell. So the property must be directly on the
           // global object.
           Handle<JSGlobalObject> global = Handle<JSGlobalObject>::cast(object);
           if (lookup->holder() != *global) return;
           JSGlobalPropertyCell* cell =
               JSGlobalPropertyCell::cast(global->GetPropertyCell(lookup));
-          code = StubCache::ComputeLoadGlobal(*name, *global, cell);
+          code = StubCache::ComputeLoadGlobal(*name, *global,
+                                              cell, lookup->IsDontDelete());
         } else {
           // There is only one shared stub for loading normalized
           // properties. It does not traverse the prototype chain, so the
           // property must be found in the receiver for the stub to be
           // applicable.
           if (lookup->holder() != *receiver) return;
           code = StubCache::ComputeLoadNormal(*name, *receiver);
         }
         break;
       }
@@ skipping 672 matching lines @@
 #undef ADDR
 };
 
 
 Address IC::AddressFromUtilityId(IC::UtilityId id) {
   return IC_utilities[id];
 }
 
 
 } }  // namespace v8::internal