Better support for 'polymorphic' JS and external arrays

src/spaces.cc

-// Copyright 2006-2010 the V8 project authors. All rights reserved.
+// Copyright 2011 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
 //       with the distribution.
@@ skipping 1545 matching lines @@
   break
 
   for (int i = 0; i < Code::NUMBER_OF_KINDS; i++) {
     switch (static_cast<Code::Kind>(i)) {
       CASE(FUNCTION);
       CASE(OPTIMIZED_FUNCTION);
       CASE(STUB);
       CASE(BUILTIN);
       CASE(LOAD_IC);
       CASE(KEYED_LOAD_IC);
-      CASE(KEYED_EXTERNAL_ARRAY_LOAD_IC);
       CASE(STORE_IC);
       CASE(KEYED_STORE_IC);
-      CASE(KEYED_EXTERNAL_ARRAY_STORE_IC);
       CASE(CALL_IC);
       CASE(KEYED_CALL_IC);
       CASE(TYPE_RECORDING_UNARY_OP_IC);
       CASE(TYPE_RECORDING_BINARY_OP_IC);
       CASE(COMPARE_IC);
     }
   }
 
 #undef CASE
 
@@ skipping 1557 matching lines @@
   for (HeapObject* obj = obj_it.next(); obj != NULL; obj = obj_it.next()) {
     if (obj->IsCode()) {
       Code* code = Code::cast(obj);
       isolate->code_kind_statistics()[code->kind()] += code->Size();
     }
   }
 }
 #endif  // DEBUG
 
 } }  // namespace v8::internal