Use a different map to distinguish eval contexts

src/heap/heap.h

 // Copyright 2012 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.
 
 #ifndef V8_HEAP_HEAP_H_
 #define V8_HEAP_HEAP_H_
 
 #include <cmath>
 #include <map>
 
@@ skipping 59 matching lines @@
   /* Oddballs */                                                               \
   V(Oddball, no_interceptor_result_sentinel, NoInterceptorResultSentinel)      \
   V(Oddball, arguments_marker, ArgumentsMarker)                                \
   V(Oddball, exception, Exception)                                             \
   V(Oddball, termination_exception, TerminationException)                      \
   V(Oddball, optimized_out, OptimizedOut)                                      \
   V(Oddball, stale_register, StaleRegister)                                    \
   /* Context maps */                                                           \
   V(Map, native_context_map, NativeContextMap)                                 \
   V(Map, module_context_map, ModuleContextMap)                                 \
+  V(Map, eval_context_map, EvalContextMap)                                     \
   V(Map, script_context_map, ScriptContextMap)                                 \
   V(Map, block_context_map, BlockContextMap)                                   \
   V(Map, catch_context_map, CatchContextMap)                                   \
   V(Map, with_context_map, WithContextMap)                                     \
   V(Map, debug_evaluate_context_map, DebugEvaluateContextMap)                  \
   V(Map, script_context_table_map, ScriptContextTableMap)                      \
   /* Maps */                                                                   \
   V(Map, fixed_double_array_map, FixedDoubleArrayMap)                          \
   V(Map, mutable_heap_number_map, MutableHeapNumberMap)                        \
   V(Map, ordered_hash_table_map, OrderedHashTableMap)                          \
@@ skipping 198 matching lines @@
   V(EmptyByteArray)                     \
   V(EmptyDescriptorArray)               \
   V(ArgumentsMarker)                    \
   V(SymbolMap)                          \
   V(SloppyArgumentsElementsMap)         \
   V(FunctionContextMap)                 \
   V(CatchContextMap)                    \
   V(WithContextMap)                     \
   V(BlockContextMap)                    \
   V(ModuleContextMap)                   \
+  V(EvalContextMap)                     \
   V(ScriptContextMap)                   \
   V(UndefinedMap)                       \
   V(TheHoleMap)                         \
   V(NullMap)                            \
   V(BooleanMap)                         \
   V(UninitializedMap)                   \
   V(ArgumentsMarkerMap)                 \
   V(JSMessageObjectMap)                 \
   V(ForeignMap)                         \
   V(NanValue)                           \
@@ skipping 2342 matching lines @@
   friend class LargeObjectSpace;
   friend class NewSpace;
   friend class PagedSpace;
   DISALLOW_COPY_AND_ASSIGN(AllocationObserver);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_HEAP_H_