Introduce instance type for transition arrays.

src/objects.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <sstream>
 
@@ skipping 1929 matching lines @@
     case FIXED_DOUBLE_ARRAY_TYPE:
       os << "<FixedDoubleArray[" << FixedDoubleArray::cast(this)->length()
          << "]>";
       break;
     case BYTE_ARRAY_TYPE:
       os << "<ByteArray[" << ByteArray::cast(this)->length() << "]>";
       break;
     case BYTECODE_ARRAY_TYPE:
       os << "<BytecodeArray[" << BytecodeArray::cast(this)->length() << "]>";
       break;
+    case TRANSITION_ARRAY_TYPE:
+      os << "<TransitionArray[" << TransitionArray::cast(this)->length()
+         << "]>";
+      break;
     case FREE_SPACE_TYPE:
       os << "<FreeSpace[" << FreeSpace::cast(this)->size() << "]>";
       break;
 #define TYPED_ARRAY_SHORT_PRINT(Type, type, TYPE, ctype, size)                \
   case FIXED_##TYPE##_ARRAY_TYPE:                                             \
     os << "<Fixed" #Type "Array[" << Fixed##Type##Array::cast(this)->length() \
        << "]>";                                                               \
     break;
 
     TYPED_ARRAYS(TYPED_ARRAY_SHORT_PRINT)
@@ skipping 16624 matching lines @@
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 
 }  // namespace internal
 }  // namespace v8