Key external array map transitions on ElementsKind instead of ExternalArrayType

src/v8globals.h

 // 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
@@ skipping 316 matching lines @@
 // Must fit in the BitField PropertyDetails::TypeField.
 // A copy of this is in mirror-debugger.js.
 enum PropertyType {
   NORMAL                    = 0,  // only in slow mode
   FIELD                     = 1,  // only in fast mode
   CONSTANT_FUNCTION         = 2,  // only in fast mode
   CALLBACKS                 = 3,
   HANDLER                   = 4,  // only in lookup results, not in descriptors
   INTERCEPTOR               = 5,  // only in lookup results, not in descriptors
   MAP_TRANSITION            = 6,  // only in fast mode
-  EXTERNAL_ARRAY_TRANSITION = 7,
+  ELEMENTS_TRANSITION       = 7,
   CONSTANT_TRANSITION       = 8,  // only in fast mode
   NULL_DESCRIPTOR           = 9,  // only in fast mode
   // All properties before MAP_TRANSITION are real.
   FIRST_PHANTOM_PROPERTY_TYPE = MAP_TRANSITION,
   // There are no IC stubs for NULL_DESCRIPTORS. Therefore,
   // NULL_DESCRIPTOR can be used as the type flag for IC stubs for
   // nonexistent properties.
   NONEXISTENT = NULL_DESCRIPTOR
 };
 
@@ skipping 164 matching lines @@
 static const uint32_t kNaNOrInfinityLowerBoundUpper32 = 0x7FF00000;
 
 const uint64_t kHoleNanInt64 =
     (static_cast<uint64_t>(kHoleNanUpper32) << 32) | kHoleNanLower32;
 const uint64_t kLastNonNaNInt64 =
     (static_cast<uint64_t>(kNaNOrInfinityLowerBoundUpper32) << 32);
 
 } }  // namespace v8::internal
 
 #endif  // V8_V8GLOBALS_H_