Make Heap::AllocateRaw*String private.

src/heap.cc

 // Copyright 2012 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 3372 matching lines @@
     Object* result;
     OneByteStringKey key(Vector<const uint8_t>(buffer, 1), HashSeed());
     MaybeObject* maybe_result = InternalizeStringWithKey(&key);
 
     if (!maybe_result->ToObject(&result)) return maybe_result;
     single_character_string_cache()->set(code, result);
     return result;
   }
 
   SeqTwoByteString* result;
-  { MaybeObject* maybe_result = AllocateRawTwoByteString(1);
+  { MaybeObject* maybe_result = AllocateRawTwoByteString(1, NOT_TENURED);
     if (!maybe_result->To<SeqTwoByteString>(&result)) return maybe_result;
   }
   result->SeqTwoByteStringSet(0, code);
   return result;
 }
 
 
 MaybeObject* Heap::AllocateByteArray(int length, PretenureFlag pretenure) {
   if (length < 0 || length > ByteArray::kMaxLength) {
     v8::internal::Heap::FatalProcessOutOfMemory("invalid array length", true);
@@ skipping 3313 matching lines @@
       static_cast<int>(object_sizes_last_time_[index]));
   CODE_AGE_LIST_COMPLETE(ADJUST_LAST_TIME_OBJECT_COUNT)
 #undef ADJUST_LAST_TIME_OBJECT_COUNT
 
   OS::MemCopy(object_counts_last_time_, object_counts_, sizeof(object_counts_));
   OS::MemCopy(object_sizes_last_time_, object_sizes_, sizeof(object_sizes_));
   ClearObjectStats();
 }
 
 } }  // namespace v8::internal