Optimizing HandleScope. Also fixed HandleScope destruction when API getter th...

src/runtime.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 9933 matching lines @@
   ASSERT(args.length() == 2);
   OS::PrintError("abort: %s\n", reinterpret_cast<char*>(args[0]) +
                                     Smi::cast(args[1])->value());
   Top::PrintStack();
   OS::Abort();
   UNREACHABLE();
   return NULL;
 }
 
 
-static Object* Runtime_DeleteHandleScopeExtensions(Arguments args) {
-  ASSERT(args.length() == 0);
-  HandleScope::DeleteExtensions();
-  return Heap::undefined_value();
-}
-
-
 static Object* CacheMiss(FixedArray* cache_obj, int index, Object* key_obj) {
   ASSERT(index % 2 == 0);  // index of the key
   ASSERT(index >= JSFunctionResultCache::kEntriesIndex);
   ASSERT(index < cache_obj->length());
 
   HandleScope scope;
 
   Handle<FixedArray> cache(cache_obj);
   Handle<Object> key(key_obj);
   Handle<JSFunction> factory(JSFunction::cast(
@@ skipping 186 matching lines @@
   } else {
     // Handle last resort GC and make sure to allow future allocations
     // to grow the heap without causing GCs (if possible).
     Counters::gc_last_resort_from_js.Increment();
     Heap::CollectAllGarbage(false);
   }
 }
 
 
 } }  // namespace v8::internal