Revert of Implement flag and source getters on RegExp.prototype.

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 231 matching lines @@
   V(eval_string, "eval")                                   \
   V(float32x4_string, "float32x4")                         \
   V(Float32x4_string, "Float32x4")                         \
   V(for_api_string, "for_api")                             \
   V(for_string, "for")                                     \
   V(function_string, "function")                           \
   V(Function_string, "Function")                           \
   V(Generator_string, "Generator")                         \
   V(get_string, "get")                                     \
   V(global_string, "global")                               \
+  V(ignore_case_string, "ignoreCase")                      \
   V(illegal_access_string, "illegal access")               \
   V(illegal_argument_string, "illegal argument")           \
   V(index_string, "index")                                 \
   V(infinity_string, "Infinity")                           \
   V(input_string, "input")                                 \
   V(int16x8_string, "int16x8")                             \
   V(Int16x8_string, "Int16x8")                             \
   V(int32x4_string, "int32x4")                             \
   V(Int32x4_string, "Int32x4")                             \
   V(int8x16_string, "int8x16")                             \
   V(Int8x16_string, "Int8x16")                             \
   V(KeyedLoadMonomorphic_string, "KeyedLoadMonomorphic")   \
   V(KeyedStoreMonomorphic_string, "KeyedStoreMonomorphic") \
   V(last_index_string, "lastIndex")                        \
   V(length_string, "length")                               \
   V(Map_string, "Map")                                     \
   V(minus_infinity_string, "-Infinity")                    \
   V(minus_zero_string, "-0")                               \
+  V(multiline_string, "multiline")                         \
   V(name_string, "name")                                   \
   V(nan_string, "NaN")                                     \
   V(next_string, "next")                                   \
   V(null_string, "null")                                   \
   V(number_string, "number")                               \
   V(Number_string, "Number")                               \
   V(object_string, "object")                               \
   V(Object_string, "Object")                               \
   V(private_api_string, "private_api")                     \
   V(proto_string, "__proto__")                             \
   V(prototype_string, "prototype")                         \
   V(query_colon_string, "(?:)")                            \
   V(RegExp_string, "RegExp")                               \
   V(set_string, "set")                                     \
   V(Set_string, "Set")                                     \
   V(source_mapping_url_string, "source_mapping_url")       \
   V(source_string, "source")                               \
   V(source_url_string, "source_url")                       \
   V(stack_string, "stack")                                 \
+  V(sticky_string, "sticky")                               \
   V(strict_compare_ic_string, "===")                       \
   V(string_string, "string")                               \
   V(String_string, "String")                               \
   V(symbol_string, "symbol")                               \
   V(Symbol_string, "Symbol")                               \
   V(this_string, "this")                                   \
   V(throw_string, "throw")                                 \
   V(toJSON_string, "toJSON")                               \
   V(toString_string, "toString")                           \
   V(uint16x8_string, "uint16x8")                           \
   V(Uint16x8_string, "Uint16x8")                           \
   V(uint32x4_string, "uint32x4")                           \
   V(Uint32x4_string, "Uint32x4")                           \
   V(uint8x16_string, "uint8x16")                           \
   V(Uint8x16_string, "Uint8x16")                           \
   V(undefined_string, "undefined")                         \
+  V(unicode_string, "unicode")                             \
   V(valueOf_string, "valueOf")                             \
   V(value_string, "value")                                 \
   V(WeakMap_string, "WeakMap")                             \
   V(WeakSet_string, "WeakSet")                             \
   V(writable_string, "writable")
 
 #define PRIVATE_SYMBOL_LIST(V)              \
   V(array_iteration_kind_symbol)            \
   V(array_iterator_next_symbol)             \
   V(array_iterator_object_symbol)           \
@@ skipping 23 matching lines @@
   V(observed_symbol)                        \
   V(premonomorphic_symbol)                  \
   V(promise_combined_deferred_symbol)       \
   V(promise_debug_marker_symbol)            \
   V(promise_has_handler_symbol)             \
   V(promise_on_resolve_symbol)              \
   V(promise_on_reject_symbol)               \
   V(promise_raw_symbol)                     \
   V(promise_status_symbol)                  \
   V(promise_value_symbol)                   \
-  V(regexp_flags_symbol)                    \
-  V(regexp_source_symbol)                   \
   V(sealed_symbol)                          \
   V(stack_trace_symbol)                     \
   V(string_iterator_iterated_string_symbol) \
   V(string_iterator_next_index_symbol)      \
   V(uninitialized_symbol)
 
 #define PUBLIC_SYMBOL_LIST(V)                 \
   V(has_instance_symbol, Symbol.hasInstance)  \
+  V(is_regexp_symbol, Symbol.isRegExp)        \
   V(iterator_symbol, Symbol.iterator)         \
   V(match_symbol, Symbol.match)               \
   V(replace_symbol, Symbol.replace)           \
   V(search_symbol, Symbol.search)             \
   V(split_symbol, Symbol.split)               \
   V(to_primitive_symbol, Symbol.toPrimitive)  \
   V(unscopables_symbol, Symbol.unscopables)
 
 // Well-Known Symbols are "Public" symbols, which have a bit set which causes
 // them to produce an undefined value when a load results in a failed access
@@ skipping 2356 matching lines @@
   DisallowHeapAllocation no_allocation;  // i.e. no gc allowed.
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
 };
 #endif  // DEBUG
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_HEAP_H_